ungrateful
ung·ra·te·ful
adjective
2.
- “I will not perform the ungrateful task of comparing cases of failure” Abraham Lincoln
Origin
From un- + grateful.
Related words
Word family
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.