`atsam (Hebrew #6105)
to bind fast, i.e. close (the eyes); intransitively, to be (causatively, make) powerful or numerous; denominatively (from 6106) to crunch the bones
KJV usage: break the bones, close, be great, be increased, be (wax) mighty(-ier), be more, shut, be(-come, make) strong(-er).
Pronounce: aw-tsam'
Origin: a primitive root