FROM STRONG’S GREEK DICTIONARY (1890)

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

proskopto προσκόπτω — pros-kop'-to — from 4314 and 2875; to strike at, i.e. surge against (as water); specially, to stub on, i.e. trip up (literally or figuratively):--beat upon, dash, stumble (at).

see GREEK for 4314

see GREEK for 2875