Reverse Dictionary: DISLOYAL

ADJECTIVES
► ILLOYAL disloyal → 1626

NOUNS
► ILLOYALTY disloyalty → 1882

NOUNS – PERSON
► DOG a person who is disloyal to associates; a traitor → 1846 US & Aust. sl.
► FINK a disloyal person → 1894 US sl.
► RAT a man who is disloyal or deceitful in a romantic relationship → 1571
► RECREANT a disloyal or cowardly person → 14C

VERBS
► FINK to be disloyal to one’s associates, often implying incrimination; to inform on illegal activity → 1925 US sl.