Dictionary: Strong's Hebrew & Greek Dictionary
esti es-tee' third person singular present indicative of 1510; he (she or it) is; also (with neuter plural) they are:
are, be(-long), call,can(-not), come, consisteth,dure for a while, + follow,have, (that) is (to say), make, meaneth,must needs, + profit, + remaineth, + wrestle.