kai (Greek #2532)
and, also, even, so then, too, etc.; often used in connection (or composition) with other particles or small words
KJV usage: and, also, both, but, even, for, if, or, so, that, then, therefore, when, yet.
Pronounce: kahee
Origin: apparently, a primary particle, having a copulative and sometimes also a cumulative force
eimi (Greek #1510)
a prolonged form of a primary and defective verb; I exist (used only when emphatic)
KJV usage: am, have been, X it is I, was. See also 1488, 1498, 1511, 1527, 2258, 2071, 2070, 2075, 2076, 2771, 2468, 5600.
Pronounce: i-mee'
Origin: the first person singular present indicative