UNSAY
swallow, take back, unsay, withdraw
(verb) take back what one has said; “He swallowed his words”
Source: WordNet® 3.1
Etymology
Verb
unsay (third-person singular simple present unsays, present participle unsaying, simple past and past participle unsaid)
To withdraw, retract (something said).
To not have said (since this is physically impossible, usually in the subjunctive).
Synonyms
• (retract something said): retract, take back, unspeak; See also recant
Anagrams
• anyus, yuans
Source: Wiktionary
Un*say, v. t. Etym: [1st pref. un- + say.]
Definition: To recant or recall, as what has been said; to refract; to take
back again; to make as if not said.
You can say and unsay things at pleasure. Goldsmith.
Source: Webster’s Unabridged Dictionary 1913 Edition