Is There a Word Deterrable?

Deterrable is an adjective. The adjective is the word that accompanies the noun to determine or qualify it.

Is Deterrable a word?

de·ter′ra·ble adj.

Is it deter or deter?

verb (used with object), de·terred, de·ter·ring. to discourage or restrain from acting or proceeding: The large dog deterred trespassers. to prevent; check; arrest: timber treated with creosote to deter rot.