ἐστί (estíes-tee'verbto be)
[Grk] ἐστί, εἰμί LN: 13.1, 13.4, 13.69, 13.104, 33.136, 58.67, 58.68, 71.1, 85.1, 87.49, 89.106
Derivation: third person singular present indicative of εἰμί;
Strong's: he (she or it) is; also (with neuter plural) they are
KJV: --are, be(-long), call, X can(-not), come, consisteth, X dure for a while, + follow, X have, (that) is (to say), make, meaneth, X must needs, + profit, + remaineth, + wrestle.
See: εἰμί