Irregular adjectives

For adjectives that don’t follow the regular pattern, use the table below to help you select the correct ending to use to make your adjective agree with your noun.

TypeMasc. sing.Fem. sing.Masc. plur.Fem. plur.English
Adjectives ending in -ejaunejaunejaunesjaunesyellow
Adjectives ending in -sgrosgrossegrosgrossesbig*
Adjectives ending in -xjalouxjalousejalouxjalousesjealous
Adjectives ending in -nbonbonnebonsbonnesgood*
Adjectives ending in -euxheureuxheureuseheureuxheureuseshappy
Adjectives ending in -erpremierpremièrepremierspremièresfirst
Adjectives ending in -fsportifsportivesportifssportivessporty
Adjectives ending in -cblancblancheblancsblancheswhite

*see Irregular adjectives (2) for examples

Irregular adjectives (2)

Some common adjectives are always placed before the noun. Use the table below to help you choose the correct form to use to match up with your noun.

EnglishMasc. sing.Bef. vowel or -hFem. sing.Masc. plur.Fem. plur.
bigun gros gâteauune grosse voiturede gros gâteauxde grosses voitures
longun long voyageune longue ruede longs voyagesde longues rues
whiteun manteau blancune robe blanchedes manteaux blancsdes robes blanches
goodun bon amiune bonne amiede bons amisde bonnes amies
beautifulun beau garçonun bel hommeune belle femmede beaux garçonsde belles femmes
oldun vieux pantalonun vieil hôtelune vieille maisonde vieux pantalonsde vieilles maisons
newun nouveau bateauun nouvel appartementune nouvelle villede nouveaux bateauxde nouvelles villes
curriculum-key-fact
When the adjective is placed before the noun, des becomes de, eg:
  • de belles voitures - some nice cars