Nouns

(n)staff, stave(music) the system of five horizontal lines on which the musical notes are written
(n)stave, lagone of several thin slats of wood forming the sides of a barrel or bucket
(n)rung, round, stavea crosspiece between the legs of a chair

Verbs

(v)stavefurnish with staves“stave a ladder”
(v)stave, stave inburst or force (a hole) into something