Result of search for "2300":
2295. thauma thos'-mah apparently from a form of 2300; wonder (properly concrete; but by implication, abstract):--admiration.
2300. theaomai theh-ah'-om-ahee a prolonged form of a primary verb; to look closely at, i.e. (by implication) perceive (literally or figuratively); by extension to visit:--behold, look (upon), see. Compare 3700.
2302. theatron theh'-at-ron from 2300; a place for public show ("theatre"), i.e. general audience-room; by implication, a show itself (figuratively):--spectacle, theatre.
2334. theoreo theh-o-reh'-o from a derivative of 2300 (perhaps by addition of 3708); to be a spectator of, i.e. discern, (literally, figuratively (experience) or intensively (acknowledge)):--behold, consider, look on, perceive, see. Compare 3700.
3700. optanomai op-tan'-om-ahee, a (middle voice) prolonged form of the primary (middle voice) optomai op'-tom-ahee; which is used for it in certain tenses; and both as alternate of 3708 to gaze (i.e. with wide-open eyes, as at something remarkable; and thus differing from 991, which denotes simply voluntary observation; and from 1492, which expresses merely mechanical, passive or casual vision; while 2300, and still more emphatically its intensive 2334, signifies an earnest but more continued inspection; and 4648 a watching from a distance):--appear, look, see, shew self.