You might say prohibit, veto or bar. Other fairly similar words are preclude and block.
The word that comes from the Latin term meaning "I forbid it" is "veto."
The meaning of the word forbid is to not allow something or prevent something from happening. It can also be applied to stopping someone from doing something - as in forbidding a princess from leave a tower.
the latin word for i forbid is"vedo"
The future tense of the verb to forbid is will forbid.
To forbid = asar (אסר)
Oh, dude, "veto" in Latin means "I forbid." It's like when you're at a party and your friend tries to play some terrible music, and you're just like, "Veto! Not happening." So yeah, it's basically a fancy way of saying, "Nah, not gonna let that slide."
forbid (verb) = asar (אסר)
The four letter word that means, "I forbid," is veto.veto
i forbid you from going outside
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).
The past tense of "forbid" is "forbade" or "forbade" and the future tense is "will forbid."
I forbid you leaving the house in that short skirt! You can't forbid me from walking on the grass. I forbid you to leave before your homework is done.