ṭāvaʿ טָבַע ‘to sink’ (Hebrew)

Etymology^?: a primitive root

ṭāvaʿ v
1) to sink, sink into, sink down, pierce, settle down, drown, be settled, be planted
 1a) (Qal) to sink, sink down
 1b)(Pual) to be sunk
 1c) (Hophal) to cause to sink