ἄρα
ára
ar'-ah
probably from αἴρω (through the idea of drawing a conclusion); a particle denoting an inference more or less decisive (as follows). Often used in connection with other particles, especially γέ or οὖν (after) or εἰ (before). Compare also ἆρα.

KJV translates as: haply, (what) manner (of man), no doubt, perhaps, so be, then, therefore, truly, wherefore