BLURT
Etymology
Possibly echoic.
Verb
blurt (third-person singular simple present blurts, present participle blurting, simple past and past participle blurted)
To utter suddenly and unadvisedly; to speak quickly or without thought; to divulge inconsiderately — commonly with out.
Noun
blurt (plural blurts)
An abrupt outburst.
Source: Wiktionary
Blurt, v. t. [imp. & p. p. Blurted; p. pr. & vb. n. Blurting.] Etym:
[Cf. Blare.]
Definition: To utter suddenly and unadvisedly; to divulge inconsiderately;
to ejaculate; -- commonly with out.
Others . . . can not hold, but blurt out, those words which afterward
they forced to eat. Hakewill.
To blurt at, to speak contemptuously of. [Obs.] Shak.
Source: Webster’s Unabridged Dictionary 1913 Edition