Collocations for foolproof - adj. Contents VERBS ADVERB Word list: Foolproof is used with these nouns: VERBS be, seem make sth We're trying to work out a way to make the system foolproof. Back to top ▲ ADVERB absolutely nearly, virtually The system is virtually foolproof. Back to top ▲ Foolproof is used with these nouns: system Back to top ▲