obliged

1 being under obligation for a favor or gift my new neighbor gave me a Christmas present, and now I feel obliged to reciprocate Synonyms bounden [archaic], indebted, obligated, beholdenRelated Words appreciative, grateful, thankful

2 feeling or expressing gratitude I'd be much obliged if you could do me this favor Synonyms appreciative, appreciatory, glad, grateful, thankfulRelated Words beholden, indebted; contented, delighted, gratified, pleased, satisfied, tickled; thankingNear Antonyms inhospitable, rude, thoughtless, ungraciousAntonyms inappreciative, thankless, unappreciative, ungrateful