Is « obsession » masculine or feminine?

« obsession » is feminine. You say l'obsession.

Article forms

With the definite article l'obsession
With the indefinite article une obsession
With the partitive article de l'obsession

Plural

The plural is obsessions (les obsessions). A noun keeps its gender in the plural; only the article stops showing it.

Why the gender

obsession ends in -sion. Nouns ending in -sion are usually feminine, so obsession follows the pattern. The full rules by ending cover every common suffix.

Related words

Other common nouns that end the same way:

Common questions

Is « obsession » masculine or feminine?

« obsession » is feminine. You say l'obsession.

« l'obsession » hides the gender. Is « obsession » masculine or feminine?

It is feminine. The article shortens to « l'obsession » for both genders, but you say une obsession, not un obsession, and adjectives take the feminine form.


Check another word, or read the complete guide to French noun gender.