Fail-safe and Helpful

Fail-safe adjective - Not likely to fail.

Helpful and fail-safe are semantically related. In some cases you can use "Helpful" instead an adjective phrase "Fail-safe".

Helpful adjective - Providing service or assistance.

Fail-safe and helpful are semantically related. Sometimes you can use "Fail-safe" instead an adjective "Helpful".

Nearby Words: help, helped, helpless, helping, helpfulness