Swimming is la natation (fem.) in French.
Une moto (a motorcycle) is a feminine noun in French.
It is a masculine noun
Butter is "beurre" in French, a masculine noun.
Une personne (feminine noun)
Un jambon is a masculine noun in French.
masculine
In French, "croissant" is a masculine noun.
Explication is a feminine noun in French.
Asie is a feminine noun in French.
Un rubis is a masculine noun in French.
"lentille" is a feminine noun in French.
Turquoise is a feminine noun and adjective in French. It has no masculine.
devoir (noun) is a masculine word in French.
Iran is a masculine proper noun in French.
Une moto (a motorcycle) is a feminine noun in French.
une chaloupe (feminine noun)
The French have feminine and masculine words for African: africain (noun or adjective, masculine) and africaine (noun or adjective, feminine).