steadfast
adjective /ˈstedfɑːst/
/ˈstedfæst/
(literary, approving)- not changing in your attitudes or aims synonym firm
- steadfast loyalty
- steadfast in something He remained steadfast in his determination to bring the killers to justice.
Oxford Collocations DictionarySteadfast is used with these nouns:- love
- refusal
Word OriginOld English stedefæst ‘standing firm’ (see stead and fast ‘firm’).