roughen

Verb

Verb Forms: roughened, roughening, roughens

To make or become rough or uneven in surface or texture.
make rough or rougher
- "roughen the surfaces so they will stick to each other"
To make rough.
To become rough.

Examples

The competitive play began to ROUGHEN the friendly atmosphere of the Words With Friends game.

Origin / Etymology

From rough + -en.

Antonyms

smooth

Scrabble Score: 11

roughen: valid Scrabble (US) TWL Word
roughen: valid Scrabble Word in Merriam-Webster MW Dictionary
roughen: valid Scrabble Word in International Collins CSW Dictionary

Words With Friends Score: 13

roughen: valid Words With Friends Word