UNGRATEFUL
ADJECTIVES
► INGRATEFUL ungrateful → 1694 Amer. dial. obs.
► INGRATSOW ungrateful → 1902 Sc. (Bk.)
► SLOWFUL showing ingratitude; thankless, ungrateful, → 1484 obs.
► UNDEGRATE ungrateful → 1905 Sc. obs. (Bk.)
► UNGRATE ungrateful → 1709-31 Sc. obs.
VERBS
► SIN ONE’S MERCIES to be ungrateful for one’s blessings or good fortune → 1824
Lexicophilia 