men (Greek #3303)
properly, indicative of affirmation or concession (in fact); usually followed by a contrasted clause with 1161 (this one, the former, etc.)
KJV usage: even, indeed, so, some, truly, verily. Often compounded with other particles in an intensive or asseverative sense.
Pronounce: men
Origin: a primary particle
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