an (Greek #302)
a primary particle, denoting a supposition, wish, possibility or uncertainty
KJV usage: (what-, where-, wither-, who-)soever. Usually unexpressed except by the subjunctive or potential mood. Also contracted for 1437.
Pronounce: an
heko (Greek #2240)
to arrive, i.e. be present (literally or figuratively)
KJV usage: come.
Pronounce: hay'-ko
Origin: a primary verb