A primitive root; to batter out; but used only as denominative from pach, to spread a net -- be snared.
see HEBREW pach
H6351. pachach
[מָּחַח] verb Hiph`il denominative ensnare; Infinitive absolute כֻּלָּם הָפֵחַ Isaiah 42:22, with בְּ local an ensnaring [i. e. men have ensnared] them all in, etc.