For the masculine: profond is the opposite of superficiel
For the feminine: profonde and superficielle.
But depending to the context, superficiel is not used, example:
"Une rivière (a river) peu profonde" will be the opposite of "Une rivière profonde".
The USA is much bigger than France, it speaks a form of English, not French, and it's on the opposite side of the Atlantic Ocean.
There is a Château de Fayrac on the Dordogne river, opposite Beynac; during the Hundred Years' War, Fayrac was held by the English, Beynac by the French.
Is there a word that is the opposite of funnier?
the opposite of ditto is "not same here"
The opposite of talent is non-talent
deep is 'profond, profonde' in French.
avec ma / notre plus profonde sympathie
The opposite of "long" in French is "court."
The opposite of large in French is "petit".
The opposite of "dessous" is "dessus" in French.
The opposite of "joli" in French is "mochte".
grand, grande is the opposite of petit, petite.
The opposite of "contre" in French is "avec," which means "with."
The opposite of "arriver" in French is "partir," which means "to leave" or "to depart."
The opposite of "oui" in French is "non," which means "no."
lent
The opposite of arriver in French is en face de l'arrivant.