Word: unthank
Part of speech: Verb
Syllables: un
thank
Definition: To undo or retract one's thankfulness; negate, cancel, or revoke one's thanks.
Morphemes:
Affix: un-
Language: en
PoS: Prefix
Meaning: do the opposite of, reverse (a specified action)
Affix: thank
Language: en
PoS: Verb
Meaning: To express gratitude or appreciation toward.