1. To utter hastily and unadvisedly, or inadvertently.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• bludy,
• biult,
• bougt,
• boubt,
• baugt,
• blry,
• blurf,
• clurte,
• blut,
• blurr,
• bourgt,
• blure,
• blurp,
• blurh,
• blured,
• flurt,
• bleury,
• bourt,
• blurss,
• bluid

• blt,
• bleat,
• blunt,
• bout,
• blurs,
• bolt,
• bluer,
• blurred,
• bloat,
• bluest,
• Blurted,
• burst,
• burnt,
• blurton,
• butt,
• blur,
• bullet,
• blot,
• belt,
• blurts,
• but,
• built,
• bleriot,
• blue.

The adverb form of "blurt" is "blurtedly".

The adjective form of the word "blurt" is "blurting".

The plural form of the word "blurt" is "blurts"

The singular form of the word "blurt" is "blurt". The word does not change from its singular form to its plural form.