Dictionary Check: leaven

"leaven" is a valid word!

Scrabble 9 points
Words with Friends 12 points

Definition

noun

a substance used to produce fermentation in dough or a liquid

Synonyms:
noun

an influence that works subtly to lighten or modify something

Example: "his sermons benefited from a leavening of humor"
Synonyms:
verb

cause to puff up with a leaven

Example: "unleavened bread"
Synonyms:

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