The words prohibit and forbid are more synonyms (same) than antonyms (opposite). The word prohibit means that something is not allowed. For example in a non-smoking area, smoking is prohibited. The word forbid means that something/someone is keeping something/someone from doing something. For example, the law forbids a person to drink alchohol under the age of twenty one.
They are antonyms. Allow is often the opposite of prohibit.
The words "prohibit" and "allow" do not have the same meanings, so they are not synonyms; they have opposite meanings, so they are antonyms.
'for'
Adultery, basically.
The opposite (antonym) of opposite is same.
forbid
The Latin word veto, vetare, vetui, vetitum (originally meaning "to forbid or oppose") probably comes closest to the English "cancel, prohibit." You could also use prohibeo, prohibere, prohibui, prohibitum (forbid, prohibit, restrain) or interdico, interdicere, interdixi, interdictum (prohibit, forbid).
Forbid, not allowed, prohibit or prevent.
Antonyms-forbid, prohibit
Ban
Synonyms for prohibit: banned, ban, disallow, forbid, hinder, prevent.
ban prohibit disallow enjoin restrict bar
keep out, ban, bar, refuse, forbid, boycott, prohibit, disallow
'Kinjiru' means "to forbid, prohibit."
forbid
To check; to hold back; to restrain; to hinder., To forbid; to prohibit; to interdict.
They are antonyms. Allow is often the opposite of prohibit.