Fail-safe

//ˈfeɪlˌseɪf//

Word Type

Verb

Noun

Adjective

Adjective

The word "fail-safe" can be used as verb, noun, adjective and adjective.

Word Relationships

Coordinate Terms

fail-deadly failsoft

Broader Terms (Hypernyms)

Related Terms

fault-tolerant foolproof foolproof guardrail

Similar Terms

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.