ungrateful

  • (a) not feeling or showing gratitude
    • ungrateful heirs
    • How sharper than a serpent's tooth it is / To have a thankless child! - Shakespeare
    thankless, unthankful,
  • (s) disagreeable
    • "I will not perform the ungrateful task of comparing cases of failure"- Abraham Lincoln

Synonyms

thankless unthankful

Antonyms

grateful thankful

Words of close approximity

ungratefully ungratefulness ungrateful person