FROM STRONG’S HEBREW DICTIONARY (1890)

Strong’s Hebrew Dictionary (1890) — public domain, printed whole.

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

see HEBREW for 06106