Definition

The most irritable or bad-tempered person or thing.

Example

After a long day, he was the grouchiest person in the room.

Comparatives & Superlatives

Conversation

I think Mr. Thompson is the grouchiest teacher at our school.

You're probably right! He never smiles during class.

I wonder what makes him so grouchy all the time.

Maybe he just needs a vacation to lighten up!

Synonyms & Antonyms

Root Explanation

Grouchiest → It is formed from "grouch" (originating from the American English term meaning to complain or grumble) and the superlative suffix "-iest" (meaning most). The word "grouchiest" describes someone who is the most grumpy or irritable.

Memory Tip

Think of someone who is always complaining or grumbling ('grouch') and remember that 'grouchiest' means the most grumpy.

Visually Confused Words