unflagging
adjective /ˌʌnˈflæɡɪŋ/
/ˌʌnˈflæɡɪŋ/
[usually before noun]- remaining strong; not becoming weak or tired synonym tireless
- unflagging energy
- She had shown unflagging support for the cause.
Oxford Collocations DictionaryUnflagging is used with these nouns:- energy
- support