Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
unfailing | No | Yes | No | No |
unflagging | No | Yes | No | No |
unfailing (adjective) | unflagging (adjective) |
---|---|
tireless | tireless |
always able to supply more | showing sustained enthusiastic action with unflagging vitality |
not liable to failure |