相关单词同义词evil, empty, rank, 近义词 unthankful 不感谢的, unappreciative 不赏识的, thankless 不感谢的, churlish 粗野的, unmindful 不留心的, ungracious 没有教养的, unpleasant 使人不愉快的..., unrewarding 无报酬的, unsatisfying 不能令人满意的...反义词grateful, 感激的临近词unhappy, ungainly, ungratefully, ungratefulness, ungrateful adj., ungrateful and heartless相似词unglued, ungodly, ungovernable, ungrammatical, unguarded, unguent, unguis, unhand, 返回 ungrateful