"Jacked" is either a verb (in which case it is conjugated to the person who has been jacked) or an adjective (in which case its gender is contingent on the noun it modifies). So, the question as written is incomplete.
Feminine
masculine
Douce is feminine. The masculine is 'doux'.
La salade is feminine
feminine
masculine
Feminine
balle is feminine in french / ballon is masculine
In French the country Mali is masculine.
In French, "croissant" is a masculine noun.
It's masculine. Beef in French is le boeuf.
The word "disques" is masculine in French.