Parts of a saw

• Means of enforcement, metaphorically
• Canines, e.g
• Thirty-two are a mouthful
• Flossing beneficiaries
• Ones with crowns
• Row behind grillz
• Hard to support doctrine without a bit of notional effectiveness
• "The Skin of Our ___"

Wiktionary Word definitions in Wiktionary
n. 1 (tooth English) 2 (context plural only English) The ability to be enforced, or to be enforced to any useful effect.

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Teeth \Teeth\, v. i. [imp. & p. p. Teethed ; p. pr. & vb. n. Teething .] To breed, or grow, teeth.