recreant
rec-re-ant
adjective
Cowardly or disloyal; abandoning one's principles, faith, or duty.
"The recreant soldier deserted his post during the battle."
noun
A cowardly or disloyal person who has abandoned their principles or cause.
"He was condemned as a recreant for betraying his country."
Thesaurus
Synonyms: disloyal, renegade, turncoat, apostate, deserter, ratter, craven, poltroon, cowardly, fearful