chewstick

From chew +‎ stick.

chewstick (plural chewsticks)

1. A twig with a frayed end, used for cleaning the teeth.

   Hyponym: miswak

2. Any of various plants in the genus Gouania used for oral hygiene, especieally Gouania lupuloides, of the Caribbean.

• smoothfruit chewstick (Gouania meyenii)
• O'ahu chewstick (Gouania vitifolia)
• hairyfruit chewstick (Gouania hillebrandii)