thankless, ungrateful, unthankful

grateful, glad, appreciative, proud, fortunate, happy, blessed, sorry, excited, wonderful, pleased, lucky, hopeful, gracious, sad, ecstatic, honored, gratifying, ashamed, sure, supportive, thank you, prouder, heartbroken, grieved, selfless, humbling, loving, joyed, generous, confident, deserving, mindful, convinced, afraid, considerate, indebted, heartwarming, optimistic, concerned, sincerest, welcome, rewarding, heartsick, nice, remorseful, cognizant, regretful, amazing, fond, great, magnanimous, fantastic, unfortunate, unthankful, saving grace, joyful, speechless, tremendous, psyched, awesome, unselfish, aware, bittersweet, apologetic, astounded, scared, okay, anxious, brave, compassionate, passionate, proudest, enthusiastic, heartfelt, good, steadfast, heartening, wholehearted, apprehensive, comforting, immeasurable, goosey, courageous, privileged, distraught, doggoned, ungrateful, adamant, joyous, shocked, respectful, merciful, eager, unwavering, kindhearted, incredible, gosh, terrific, leery, backslidden, frustrating, cheerful, mary, a., arthur, chap, cheap, david, earnest, elizabeth, fraser, grand, h., herod, jacob, lancaster, late, lawrence, mackenzie, contrite, reverent, sorrowful, trustful, kinder, kindest, penitent, repentant, spiteful, kind, saddened, unloving, chastened, contented, despondent

mercy, thankfully