συγκυρία G4795
synkyría · soong-koo-ree'-ah · Feminine Neuter
from a comparative of σύν and (to light or happen; from the base of κύριος); concurrence, i.e. accident:--chance.
1 Occurrence in the King James Bible
Luke 10:31And by chance there came down a certain priest that way: and when he saw him, he passed by on the other side.