שרף

Etymology
From the root.

Verb

 * 1)  to burn

Verb

 * 1)  to burn
 * 2)  to use up, waste
 * 1)  to use up, waste

Noun

 * 1) seraph
 * 2) venomous serpent

Noun

 * 1) resin
 * 2) sap