4 Letter Words Ending in O (55 Words in English) • 7ESL

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Four-letter words that end in O hold a special place in the English language. This reference explores what these words are, their significance, and provides a comprehensive list along with their meanings. Jump in and expand your vocabulary with this fascinating reference on four-letter words ending in O.

List of 4 Letter Words Ending in O

Aero
Afro
Also
Alto
Ambo
Ammo
Argo
Auto
Boho
Bolo
Boyo
Bozo
Brio
Bubo
Camo
Capo
Cero
Ciao
Coco
Coho
Cryo
Dado
Demo
Dojo
Echo
Euro
Gobo
Halo
Hero
Jiao
Judo
Kilo
Lego
Limo
Memo
Mojo
Onto
Oppo
Ouzo
Peso
Polo
Redo
Repo
Sago
Shoo
Silo
Solo
Taco
Taro
Trio
Undo
Unto
Veto
Yoyo
Zero

What Are 4 Letter Words?

The 4 letter words refer to a set of English language words written with four letters. These are valuable words for they can be used effectively to enrich a preschooler’s reading skills. When it comes to playing word games such as Scrabble and Words With Friends, knowing these words will definitely help in increasing your score in the game.

4 Letter Words Ending in O with Meaning and Examples

Aero
Meaning: Relating to aircraft or the air.
Example: The company specializes in aero engineering for modern aircraft.

Afro
Meaning: A hairstyle in which very curly hair is shaped into a rounded shape; also refers to something relating to Africa or people of African descent.
Example: She styled her hair in a big, beautiful Afro.

Also
Meaning: In addition; too; besides.
Example: She is a talented singer and also plays the guitar.

Alto
Meaning: A voice, instrument, or part below the highest range and above the tenor, especially in a choir.
Example: She sings alto in the church choir.

Ambo
Meaning: A raised stand in a church from which scriptures are read; also refers to an ambulance in Australian slang.
Example: The priest read from the ambo during the service.

Ammo
Meaning: Short for ammunition, referring to bullets and shells.
Example: The soldiers checked their ammo before the mission.

Argo
Meaning: The ship in Greek mythology that Jason and the Argonauts sailed in; also a constellation in the southern sky.
Example: The tale of Jason and the Argo is one of the most famous Greek myths.

Auto
Meaning: Short for “automobile”; also a prefix meaning self or same.
Example: She drove her auto to work every day.

Boho
Meaning: Short for bohemian, a style associated with unconventional or artistic living.
Example: She decorated her apartment in a boho style with lots of plants and colorful textiles.

Bolo
Meaning: A type of large, single-edged knife used in the Philippines; also slang for “be on the lookout.”
Example: The farmer used a bolo to cut through the thick brush.

Boyo
Meaning: Informal British and Irish slang for “boy” or “lad.”
Example: “Come here, boyo!” the old man shouted.

Bozo
Meaning: Slang for a foolish or incompetent person.
Example: Don’t be such a bozo; read the instructions!

Brio
Meaning: Vigor or vivacity of style or performance.
Example: She played the piano piece with brio and passion.

Bubo
Meaning: A swollen lymph node, typically in the armpit or groin, characteristic of bubonic plague.
Example: The bubo was a sign of the plague spreading in the region.

Camo
Meaning: Short for camouflage, a method of concealing military personnel or equipment.
Example: The soldiers wore camo gear to blend into their surroundings.

Capo
Meaning: A clamp fastened across the strings of a guitar to raise their pitch; also a slang term for a leader in organized crime.
Example: He placed the capo on the third fret to play the song in a higher key.

Cero
Meaning: A type of mackerel found in the Atlantic Ocean; also Spanish for “zero.”
Example: The cero is a popular fish among anglers in the Caribbean.

Ciao
Meaning: Italian for “hello” or “goodbye.”
Example: She waved and said, “Ciao!” as she left the party.

Coco
Meaning: A short form for coconut; also used as a name.
Example: They cracked open a fresh coco for the juice.

Coho
Meaning: A type of salmon native to the North Pacific Ocean.
Example: The fisherman caught a large coho salmon in the river.

Cryo
Meaning: Relating to very low temperatures; often used in terms like cryotherapy or cryogenics.
Example: She tried cryo treatments to reduce inflammation in her joints.

Dado
Meaning: A groove cut into a surface; also the lower part of an interior wall that is painted or decorated differently.
Example: The dado rail added a classic touch to the room’s design.

Demo
Meaning: Short for demonstration; also refers to a sample recording of a song or product prototype.
Example: The band released a demo of their new single.

Dojo
Meaning: A training place for martial arts like judo or karate.
Example: He spent every evening at the dojo perfecting his skills.

Echo
Meaning: A sound that is reflected off a surface and heard again; also used metaphorically to mean repetition.
Example: They shouted into the canyon and heard their echo bounce back.

Euro
Meaning: The currency used by many countries in the European Union.
Example: She exchanged dollars for euros before her trip to France.

Gobo
Meaning: A device used in theater lighting to create patterns or shapes; also, a block or screen to control sound or light.
Example: The lighting technician adjusted the gobo to create the desired effect.

Halo
Meaning: A circle of light appearing around the sun or moon; also, a symbol of holiness or purity.
Example: The painting depicted an angel with a bright halo above its head.

Hero
Meaning: A person admired for their courage, outstanding achievements, or noble qualities.
Example: She was considered a hero for saving the child from the fire.

Jiao
Meaning: A subunit of the yuan, the currency of China; also refers to a type of dumpling.
Example: She paid five jiao for the bus fare.

Judo
Meaning: A modern martial art originating from Japan that emphasizes throws and grappling.
Example: He has been practicing judo for ten years and recently earned his black belt.

Kilo
Meaning: Short for kilogram, a unit of mass equal to 1,000 grams.
Example: The package weighed about one kilo.

Lego
Meaning: A popular brand of plastic building blocks used for constructing various models and structures.
Example: The children built a castle out of Lego bricks.

Limo
Meaning: Short for limousine, a large luxury car typically driven by a chauffeur.
Example: They rented a limo for their prom night.

Memo
Meaning: A written message, especially in business, typically used for internal communication.
Example: The manager sent out a memo about the upcoming meeting.

Mojo
Meaning: A magic charm, spell, or spirit; also used to refer to one’s personal energy or charisma.
Example: He felt like he got his mojo back after taking a break.

Onto
Meaning: A preposition indicating movement toward a surface or awareness of something.
Example: He climbed onto the roof to fix the leak.

Oppo
Meaning: Short for opposition or competitor; also a slang term for a friend or mate in British slang.
Example: The team studied their oppo closely before the big game.

Ouzo
Meaning: A Greek anise-flavored liqueur.
Example: They enjoyed a glass of ouzo by the sea after dinner.

Peso
Meaning: The currency of several Latin American countries, including Mexico and the Philippines.
Example: She converted her dollars to pesos before traveling to Mexico.

Polo
Meaning: A team sport played on horseback, in which the objective is to score goals by hitting a small ball with a long-handled mallet.
Example: The polo match was a thrilling event to watch.

Redo
Meaning: To do something again, often with the intention of improving it.
Example: She decided to redo the project after receiving feedback.

Repo
Meaning: Short for “repossession,” typically referring to the act of reclaiming a property or item due to non-payment.
Example: The bank arranged a repo of the car after the owner defaulted on the loan.

Sago
Meaning: A starchy substance extracted from the pith of various tropical palm stems, used in food.
Example: She made a dessert using sago pearls.

Shoo
Meaning: A command or exclamation used to drive away or scare off.
Example: She waved her hands and yelled “Shoo!” to get rid of the birds.

Silo
Meaning: A tall tower or pit on a farm used for storing grain; also used metaphorically for isolated systems or structures.
Example: The farmer stored the harvested wheat in the silo.

Solo
Meaning: A performance or activity done by one person alone; also, a musical piece for one performer.
Example: She performed a beautiful solo on the piano at the recital.

Taco
Meaning: A traditional Mexican dish consisting of a folded or rolled tortilla filled with various ingredients such as meat, cheese, and vegetables.
Example: He ordered a beef taco with extra salsa and guacamole.

Taro
Meaning: A tropical plant grown for its edible starchy root, often used in Asian and Pacific cuisines.
Example: The chef prepared a delicious dish using taro root.

Trio
Meaning: A group of three people or things; also, a musical composition for three performers.
Example: The trio performed a classical piece at the concert.

Undo
Meaning: To reverse the effects of an action; to open or unfasten.
Example: She tried to undo the damage caused by the mistake.

Unto
Meaning: An archaic or literary term meaning “to” or “until.”
Example: “Do unto others as you would have them do unto you.”

Veto
Meaning: The constitutional right to reject a decision or proposal made by a law-making body; also, to reject or prohibit.
Example: The president decided to veto the new bill.

Yoyo
Meaning: A toy consisting of a spool wound with string that unwinds and rewinds while being manipulated by hand; also used to describe something that goes back and forth repeatedly.
Example: The kids played with their yoyo on the playground.

Zero
Meaning: The number 0, representing the absence of quantity; also used to indicate nothingness or a complete lack.
Example: The temperature dropped to zero degrees last night.

4 Letter Words Ending in O for Kids

Here’s a list of four-letter words ending with “O” for kids:

Echo
Hero
Zero
Taco
Loco
Demo
Solo
Euro
Judo
Memo
Logo
Dino
Kilo
Undo
Auto
Combo

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Words that End in O

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