English adjective: unthankful | |||
| 1. | unthankful not feeling or showing gratitude | ||
| Samples | Ungrateful heirs. How sharper than a serpent's tooth it is / To have a thankless child!. | ||
| Synonyms | thankless, ungrateful | ||
| Similar | unappreciative | ||
| Antonyms | grateful, thankful | ||