Explanation

Blurt 

• An abrupt or impulsive utterance, often spoken without prior thought or consideration.

Sentence

• Unable to keep the secret, Akram lets out a blurt about the surprise party, ruining the entire plan.

Blert 

• A foolish or clumsy person

Sentence

• Rashid felt like a total blert after tripping over his own feet and spilling his coffee all over the conference table.