Do You Hyphenate 15 Year Old?


Here’s the rule,

  1. Hyphenate when expressing ages as adjectives before a noun or as substitutes for a noun. The 21-year-old woman gave a presentation.
  2. Do not hyphenate when simple stating the age of something or someone. He is 26 years old.

How do you write fourteen year old?

The former, a compound adjective and therefore typically hyphenated, is used to describe an individual who is fourteen years old.

Is it 10 year old or 10 years old?

When used as an adjective the correct thing to say is year old. A ten-year-old boy is sitting on the couch. When used as a verb construct it must agree with the noun in terms of quantity. The boy is sitting on the couch is 10 years old.

What is a ten year old called?

There are different words for people in each decade of age: A person between 10 and 19 years old is called a denarian. … A person between 90 and 99 is called a nonagenarian. A person between 100 and 109 is called a centenarian. A person 110 years old or older is called a supercentenarian.

Is it 2 years or 2 year?

Two-year” is the way we make an adjective out of that when it comes before its noun. So, you have a two-year study leave. The hyphen gives a singular sense to “two”. We do not use that form after the noun for spans of time.

How do you write age?

Expressed as a number, age is always written in figures. If the age is used as an adjective or as a substitute for a noun, it should be hyphenated. Don’t use apostrophes when describing an age range. A 21-year-old student.

Is it one year or one year?

Senior Member. one year-long stay means one stay which lasted a year. one-year-long stay refers to a group of stays which last one year. one year long stay is incorrect because before nouns you have to use hyphens.

How do you write your age in Chicago style?

Q. Which is the proper spelling of a generic age: 30s and 40s or 30’s and 40’s? A. Chicago’s preferred style is thirties and forties, but if you need to use numerals, we recommend leaving out the apostrophes.

Is four year old hyphenated?

Thus, “four-year-old” is hyphenated as a multi-word, single descriptor preceding a noun.

Is in person hyphenated?

In-Person (As an Adjective)

In-person: this hyphenated word is an adjective, a word that tells us “what kind of.” … In-person: (adjective): an appearance carried out personally in someone else’s physical presence; “we’ll have in-person negotiations” or “I’d love an in-person consultation.”

Is high school hyphenated?

“High school” is an open compound word that we seldom see hyphenated and should not see closed. Closed compound words sometimes gain acceptance over time, but the general rule of thumb is to follow Merriam-Webster’s spelling regarding compound words.


What should a 17 year old be able to do?

By age 17, most teens have good organizational skills. As a result, they’re able to successfully juggle extracurricular activities, part-time jobs, and school work. But even though many 17-year-olds think they’re adults, their brains still aren’t yet fully developed.

Is 18 years old still a child?

The United Nations Convention on the Rights of the Child defines child as “a human being below the age of 18 years unless under the law applicable to the child, majority is attained earlier“. … In U.S. Immigration Law, a child refers to anyone who is under the age of 21.

Do you write age in numbers or words?

Follow these rules for writing ages:

  1. Write out ages one to nine.
  2. Use numerals for ages 10 and older.
  3. Ages noted in years and months should be written in numerals.

What does 1.5 years mean?

A year and a half = one year and six months = 1.5 years. We write it as “1.5 years”, though. … We say “1.5 years” as “one point five years” or “one and a half years”.

How do you write all year round?

Ways to Use All Year Round

This phrase can be shortened to year-round, all year, or all year long. All variations of this phrase have the same meaning and can be used to refer to any event taking place throughout the year. All year round can also be used to refer to a type of schedule in some American schools.

Is yearslong a word?

Lasting several or many years.

Are you 18 years of age or older meaning?

On your 18th birthday you are 18 years old, at any time beyond that point you are over 18.

How do you write 2019 short?

While many of us normally abbreviate years – for example, by writing 2019 as “19” – doing so in 2020 can be dangerous.

How do you spell 18?


  1. a cardinal number, ten plus eight.
  2. a symbol for this number, as 18 or XVIII.
  3. a set of this many persons or things.

What is a period of 2 years called?

Biennial means (an event) lasting for two years or occurring every two years. The related term biennium is used in reference to a period of two years.

Is 2 year period hyphenated?

A handy rule, whether writing about years, months, or any other period of time, is to use hyphens unless the period of time (years, months, weeks, days) is written in plural form: With hyphens: We have a two-year-old child. We have a two-year-old.

How do you write a two year period?

Re: “two year period” or “two years period”

It should be a two-year period. As it is functioning as an adjective, it doesn’t take the plural.

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