cascu

Verb

 * 1)  to yawn

Etymology
Compare 🇨🇬.

Noun

 * 1)  protective head covering
 * 2) shell (of nut etc.)
 * 3) shell (of mollusks)
 * 4) shell (of eggs)
 * 5) nail (of certain mammals)
 * 6) glass (material)