ἐάν
eán
eh-an'
from εἰ and ἄν; a conditional particle; in case that, provided, etc.; often used in connection with other particles to denote indefiniteness or uncertainty. See μή.

KJV translates as: before, but, except, (and) if, (if) so, (what, whither)soever, though, when (soever), whether (or), to whom, (who)so(ever)