Ungrateful

//ʌnˈɡɹeɪtfəl// adj, noun

Definitions

Adjective
  1. 1
    Not grateful; not expressing gratitude.

    "Near-synonyms: unappreciative, unthankful"

  2. 2
    Disagreeable, repellent, unpleasant.

    "If any care for what is here ⁠Survive in spirits render’d free, ⁠Then are these songs I sing of thee Not all ungrateful to thine ear."

Adjective
  1. 1
    not feeling or showing gratitude wordnet
  2. 2
    disagreeable wordnet
Noun
  1. 1
    A person who fails to show gratitude; an ingrate.

Etymology

Etymology 1

From un- + grateful.

Etymology 2

From un- + grateful.

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