fontanelle or fontanel /fon-tə-nelˈ/

1. A membrane-covered gap between the immature parietal bones in the skull of a fetus or infant
2. An opening for discharge (medicine)

• pew-chairs
• pewee
• pewees
• pew-fellow
• pew-fellows
• pew-holder
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• pewit
• pewits
• pew-opener
• pew-openers
• pew-rent
• pew-rents
• pews
• pewter
• pewterer
• pewterers
• pewter-mill
• pewter-mills
• nomadises
• nomadising
• nomadism
• nomadisms
• nomadization
• nomadizations