Meanings
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Thesaurus
Synonyms
1
adj
· feeling or showing...
grateful
More
appreciative
Opposites
thanklessunthankful
Word family
Forms
unthankful
Appears in
Etymology
From Middle English thankful, from Old English þancful, þancfull (“thoughtful, pleasing, agreeable, pleasant, thankful, grateful”), equivalent to thank + -ful. Compare Old High German undankfol (“unthankful, ungrateful”).
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