Unthankful

adj

adj ·Rare ·Advanced level

Definitions

Adjective
  1. 1
    Not thankful; ungrateful.

    "Guido has made me fanciful. I am unthankful for the good which has really fallen to our share. Henriette is very, very kind—how glad I ought to be of such powerful protection!"

Adjective
  1. 1
    not feeling or showing gratitude wordnet

Example

More examples

"Guido has made me fanciful. I am unthankful for the good which has really fallen to our share. Henriette is very, very kind—how glad I ought to be of such powerful protection!"

Etymology

From Middle English unthankful, from Old English unþancful, unþancfull, unġeþancfull (“unthankful, ungrateful”), equivalent to un- + thankful. Cognate with Old High German undankfol (“unthankful, ungrateful”).

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.