Strong's #4936: suntrecho (pronounced soon-trekh'-o)
from 4862 and 5143 (including its alternate); to rush together (hastily assemble) or headlong (figuratively):--run (together, with).
Thayer's Greek Lexicon:
́
suntrechō
1) to run together
1a) of the gathering of a multitude
2) to run along with others
3) metaphorically
3a) to rush with, to cast one' s self, plunge
Part of Speech: verb
Relation: from G4862 and G5143 (including its alternate)
Usage:
This word is used 3 times:
Mark 6:33: "knew him, and ran afoot thither out of all"
Acts 3:11: "all the people ran together unto them in the"
1 Peter 4:4: "Wherein they think it strange that ye run not with them to the"