FROM STRONG’S GREEK DICTIONARY (1890)

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

sumphoneo συμφωνέω — soom-fo-neh'-o — from 4859; to be harmonious, i.e. (figuratively) to accord (be suitable, concur) or stipulate (by compact):--agree (together, with).

see GREEK for 4859