Strong's G640 — ἀπορία (noun)
aporia (ap-or-ee'-a) n.
1. a (state of) quandary
[from a compound of G1 (as a negative particle) and the base of G4198]
KJV: perplexity 
Root(s): G1, G4198 
See also: G639 
Hebrew root: πορεύομαι
Occurrences: 1