ungrateful-a
type: LexicalEntry
canonical form: ungrateful
sense: https://en-word.net/lemma/ungrateful-a#01150547-a
part of speech: adjective

thankless-a
type: LexicalEntry
canonical form: thankless
sense: https://en-word.net/lemma/thankless-a#01150547-a
part of speech: adjective

unthankful-a
type: LexicalEntry
canonical form: unthankful
sense: https://en-word.net/lemma/unthankful-a#01150547-a
part of speech: adjective

https://en-word.net/synset/01150547-a
type: LexicalConcept
in scheme: en-word.net
definition: not feeling or showing gratitude
example: ungrateful heirs
example: How sharper than a serpent's tooth it is / To have a thankless child!
  source: Shakespeare
ili: i6276
lexfile: adj.all
part of speech: adjective
similar: 01150803-s