The plural of nouns is formed mostly by adding an s to the singular.
Nouns with the ending s, a?, or z do not change.
Nouns with the ending au, eau, and the Word chou form the plural by adding an x to the singular.
The plural of the adjectives is formed mostly by adding an s to the singular. If they have already an s, or x in the singular then the masculine words are alike in the singular and in the plural. Adjectives with the ending al change to aux in the masculine-plural and to ales in the feminine-plural. Two adjectives connected with a hyphen do not change if they refer to colors as e. g. rouge-brun, etc. All other adjectives connected with a hyphen change the last word only as e. g. aigre-doux (alike in in masculine - singular - plural), augre-douce (feminine - singular) aigre-douces (feminine -plural). The adjective demi changes after a noun but not before a noun as e. g. demi tasse, etc.
The plural of the nouns is formed mostly by adding s to the singular .
The plural of nouns with a consonant at the end or with the ending of an accented a, i, or with y connected diphthong is formed by adding an es to the singular: flor(es), rey(es), etc.
Words with the ending n and s and with accented syllable lose the accent: franees and franceses, ets.
The feminine form of the adjectives with the endings o, ete, ote, change the end vowel into an a; pequeno and pequena.
Adjectives with the ending an, on, or and the national adjectives become ana, ona, ora in feminine.
All other adjectives, also a few with the ending or, have no other form in the feminine.
The plural of the adjectives is formed like the plural of the nouns.