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40 words

oil painting
ArtsB1
Meaning: A painting created using oil paint.
Part of speech: noun
Example: The museum has a collection of famous oil paintings.
Category: Arts › Visual Arts
Synonyms: oil art
oil pan
TechnologyB2
Meaning: A container that holds oil in an engine.
Part of speech: noun
Example: The mechanic checked the oil pan for leaks.
Category: Technology › Automotive
oil platform
BusinessC1
Meaning: A large structure used to extract oil from the sea.
Part of speech: noun
Example: The oil platform was built to reach deep underwater reserves.
Category: Business › Energy
Synonyms: oil rig
oil rig
BusinessC1
Meaning: A structure used for drilling oil from the ground or sea.
Part of speech: noun
Example: The oil rig was equipped with advanced technology.
Category: Business › Energy
Synonyms: oil platform
oil slick
NatureB2
Meaning: A thin layer of oil on the surface of water.
Part of speech: noun
Example: The oil slick was visible from the shore.
Category: Nature › Environmental Issues
Synonyms: oil spill
oil tanker
BusinessC1
Meaning: A large ship designed to transport oil.
Part of speech: noun
Example: The oil tanker was anchored in the harbor.
Category: Business › Transportation
Synonyms: oil ship
oil well
BusinessC1
Meaning: A hole drilled in the ground to extract oil.
Part of speech: noun
Example: The oil well produced a significant amount of crude oil.
Category: Business › Energy
Synonyms: oil source
oilcloth
ArtsB1
Meaning: A type of cloth treated with oil to make it waterproof.
Part of speech: noun
Example: They used oilcloth for the table cover.
Category: Arts › Crafts
Synonyms: waterproof cloth
oiled
ScienceB2
Meaning: Coated or treated with oil.
Part of speech: adjective
Example: The oiled surface made it easier to slide.
Category: Science › Chemistry
Synonyms:
  • greased
  • lubricated
oilfield
BusinessC1
Meaning: An area where oil is extracted from the ground.
Part of speech: noun
Example: The oilfield has been in operation for decades.
Category: Business › Energy
Synonyms: oil reserve
oil-fired
TechnologyC1
Meaning: Powered by oil, especially in reference to heating systems.
Part of speech: adjective
Example: The building uses an oil-fired heating system.
Category: Technology › Energy
Synonyms: oil-powered
oilman
BusinessB2
Meaning: A person involved in the oil industry.
Part of speech: noun
Example: The oilman discussed the future of energy production.
Category: Business › Energy
Synonyms: oil executive
oilseed rape
NatureB2
Meaning: A plant grown for its oil-rich seeds, used in cooking and industry.
Part of speech: noun
Example: Oilseed rape is commonly used to produce vegetable oil.
Category: Nature › Agriculture
Synonyms: canola
oilskins
FashionB1
Meaning: Waterproof clothing made from oil-treated fabric.
Part of speech: noun
Example: The fisherman wore oilskins to stay dry.
Category: Fashion
Synonyms: waterproof clothing
oily
FoodB1
Meaning: Containing or resembling oil; greasy.
Part of speech: adjective
Example: The food was too oily for my taste.
Category: Food
Synonyms:
  • greasy
  • fatty
ointment
MedicineB1
Meaning: A smooth, thick substance applied to the skin for healing or protection.
Part of speech: noun
Example: She applied ointment to the cut.
Category: Medicine › Dermatology
Synonyms:
  • salve
  • cream
OK
LanguageA1
Meaning: Satisfactory or acceptable.
Part of speech: adjective
Example: The food was OK, but I've had better.
Category: Language
Synonyms:
  • fine
  • acceptable
Antonyms:
  • poor
  • unsatisfactory
okay
LanguageA1
Meaning: Satisfactory or acceptable; similar to OK.
Part of speech: adjective
Example: Everything is okay now.
Category: Language
Synonyms:
  • fine
  • acceptable
Antonyms:
  • poor
  • unsatisfactory
okey doke
LanguageB1
Meaning: An informal way of saying 'okay'.
Part of speech: phrase
Example: Okey doke, I'll see you later!
Category: Language
okra
FoodB1
Meaning: A green vegetable also known as lady's finger, used in cooking.
Part of speech: noun
Example: She added okra to the gumbo.
Category: Food › Vegetables
Synonyms: lady's finger
old
GeneralA1
Meaning: Having lived for a long time; not new.
Part of speech: adjective
Example: He has an old car that still runs well.
Category: General
Synonyms:
  • ancient
  • aged
Antonyms:
  • new
  • young
old age
GeneralB1
Meaning: The later part of life when a person is considered elderly.
Part of speech: noun
Example: Many people enjoy their hobbies in old age.
Category: General › Life Stages
Synonyms: senescence
old age pension
BusinessB2
Meaning: A regular payment made to a person after retirement, typically for the elderly.
Part of speech: noun
Example: He receives an old age pension every month.
Category: Business › Finance
Synonyms: retirement pension
old age pensioner
GeneralB2
Meaning: A person who receives an old age pension.
Part of speech: noun
Example: The old age pensioner enjoys discounts at many stores.
Category: General › Life Stages
Synonyms: retiree
old bat
LanguageC1
Meaning: An informal, often derogatory term for an old woman.
Part of speech: noun
Example: She called her an old bat for being rude.
Category: Language
Synonyms: old woman
old boy
EducationB2
Meaning: A former student of a school, especially a prestigious one.
Part of speech: noun
Example: He is an old boy of Eton.
Category: Education › Alumni
Synonyms: alumnus
old flame
RelationshipsB2
Meaning: A former romantic partner.
Part of speech: noun
Example: She met her old flame at the reunion.
Category: Relationships
Synonyms: ex-lover
old girl
EducationB2
Meaning: A former female student of a school, especially a prestigious one.
Part of speech: noun
Example: She is an old girl of St. Mary's.
Category: Education › Alumni
Synonyms: alumna
old glory
PoliticsC1
Meaning: A nickname for the flag of the United States.
Part of speech: noun
Example: Old Glory waved proudly at the parade.
Category: Politics
Synonyms: the flag
old guard
PoliticsC2
Meaning: A group of people who have been in a particular organization for a long time.
Part of speech: noun
Example: The old guard resisted changes in the company.
Category: Politics
Synonyms: establishment
old hand
GeneralB2
Meaning: An experienced person in a particular field.
Part of speech: noun
Example: As an old hand in the industry, he offered valuable advice.
Category: General
Synonyms:
  • expert
  • veteran
old hat
GeneralC1
Meaning: Something that is outdated or no longer interesting.
Part of speech: noun
Example: The idea was considered old hat by the time it was presented.
Category: General
Synonyms:
  • outdated
  • stale
old lady
RelationshipsB2
Meaning: An informal term for a wife or girlfriend.
Part of speech: noun
Example: He's taking his old lady out for dinner.
Category: Relationships
Synonyms:
  • partner
  • spouse
old maid
RelationshipsC1
Meaning: An unmarried woman, often used in a derogatory way.
Part of speech: noun
Example: She was referred to as an old maid for never marrying.
Category: Relationships
Synonyms: spinster
old man
RelationshipsB2
Meaning: An informal term for a father or husband.
Part of speech: noun
Example: My old man loves to fish.
Category: Relationships
Synonyms:
  • father
  • husband
old master
ArtsC1
Meaning: A master artist from a previous era, especially in painting.
Part of speech: noun
Example: The museum features works by old masters like Rembrandt.
Category: Arts › Visual Arts
Synonyms: master artist
old peoples home
MedicineB2
Meaning: A residential facility for elderly people.
Part of speech: noun
Example: She works at an old peoples home.
Category: Medicine › Geriatrics
Synonyms: nursing home
old school tie
FashionC1
Meaning: A tie worn by former students of a particular school, often associated with privilege.
Part of speech: noun
Example: He wore his old school tie to the reunion.
Category: Fashion
Synonyms: alumni tie
old Testament
ReligionC2
Meaning: The first part of the Christian Bible, containing texts sacred in Judaism.
Part of speech: noun
Example: The Old Testament includes many historical narratives.
Category: Religion
Synonyms: Hebrew Bible
old wives tale
CultureB2
Meaning: A traditional belief or superstition that is not based on scientific evidence.
Part of speech: noun
Example: The idea that eating carrots improves your eyesight is an old wives tale.
Category: Culture
Synonyms: superstition

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