Strong's G1510 — εἰμί (verb)
eimi (ei-mee') v.
1. I exist
{used only when emphatic}
[first person singular present indicative, a prolonged form of a primary and defective verb]
KJV: am, have been, X it is I, was 
See also: G1488, G1498, G1511, G1527, G2258, G2071, G2070, G2075, G2076, G2771, G2468, G5600 
Hebrew root: εἰμί
Occurrences: 2461