unappreciated

not likely to be appreciated by those who benefit a number of unappreciated little favors that we had done for the neighbors Synonyms thankless, ungratefulRelated Words uncredited, underappreciated, underrated, undervalued, unnoticed, unrecognized, unrewarded, unsung, unvaluedNear Antonyms credited, esteemed, honored, prized, recognized, regarded, rewarded, valued; creditable, meritorious, praiseworthyAntonyms appreciated