How to spell PROTYADE correctly?

We think the word protyade is a misspelling. It could be just an incorrect spelling of the words which are suggested below. Review the list and pick the word which you think is the most suitable.

• protease Protease is an enzyme that helps break down proteins into smaller peptides.
• protrude A tree branch began to protrude from the ground after the strong winds.

Ciaou

• chaos
• char
• chou
• chow
• cia
• ciao
• iou
• tia