Gender vs Sex

When to use each in English, with meaning, register, and examples.

Gender

Top 1,000 (very common)B2noun

Sex

Top 1,000 (very common)B1noun
 GenderSex
Pronunciation🇬🇧 /["/ˈdʒendə(r)/"]/🇺🇸 /["/ˈdʒendər/"]/🇬🇧 /["/seks/"]/🇺🇸 /["/seks/"]/
MeaningThe state of being male or female.The biological difference between male and female, or a term for sexual activity.
Exampleissues of class, race and genderMany animals display different behaviors during sex.
RegisterNeutralNeutral
How commonTop 1,000 (very common)Top 1,000 (very common)
CEFR levelB2B1
Part of speechnounnoun
Collocationsfemale, male, same, relations, differences, divisionsfemale, male, opposite, determine, change, be attracted to, change, equality, discrimination, between the sexes, the battle of the sexes, equality between the sexes, equality of the sexes, female, male, opposite, determine, change, be attracted to, change, equality, discrimination, between the sexes, the battle of the sexes, equality between the sexes, equality of the sexes, anal, oral, penetrative, engage in, have, consent to, life, drive, urge, sex between, sex with, sex, drugs and rock ’n’ roll, sex and violence, sex outside of marriage
Antonymsunisex, genderlesschastity, abstinence
Common mistakesConfused with 'sex'; 'gender' refers to identity while 'sex' refers to biological differences., Using 'gender' when talking only about sexual orientation., Mixing up singular and plural forms, like saying 'genders' when referring to gender as a concept.Confused with 'gender', which refers to social roles, not biological differences., Using it in formal writing where more specific language is needed., Overgeneralizing it to only mean sexual activity, ignoring its biological meaning.
Usage notesUse 'gender' to discuss identity or roles in society. It's more appropriate in neutral and formal contexts. Avoid using in casual conversations unless relevant.The word can refer to biological characteristics or sexual activities. In formal contexts, it often refers to biological differences, while in informal contexts, it may refer to sexual activity. Be cautious using it in sensitive discussions.

Frequently asked questions: Gender vs Sex

What's the difference between Gender and Sex?

Gender: The state of being male or female. Sex: The biological difference between male and female, or a term for sexual activity.

Which is more advanced: Gender and Sex?

Gender is the highest level, at B2, on the CEFR scale.

Are Gender and Sex the same CEFR level?

Gender: B2, Sex: B1 on the CEFR scale.

What part of speech are Gender and Sex?

Gender: noun, Sex: noun.

Can you show an example of each?

Gender: issues of class, race and gender Sex: Many animals display different behaviors during sex.

Can I use Gender and Sex interchangeably?

Not always. Gender and Sex are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.

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