FROM STRONG’S GREEK DICTIONARY (1890)

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

sunodino συνωδίνω — soon-o-dee'-no — from 4862 and 5605; to have (parturition) pangs in company (concert, simultaneously) with, i.e. (figuratively) to sympathize (in expectation of relief from suffering):--travail in pain together.

see GREEK for 4862

see GREEK for 5605