existence (noun) — sense 2 Empirical reality; the substance of the physical universe. (Dictionary of Philosophy; 1968)
ex (noun) — sense 1 A former partner or spouse; an ex-girlfriend, ex-boyfriend, ex-wife, or ex-husband.
expansion (noun) — sense 2 An act, process, or instance of expanding.: The fractional change in unit length per unit length per unit temperature change.
experience (noun) — sense 1 The effect upon the judgment or feelings produced by any event, whether witnessed or participated in; personal and direct impressions as contrasted…
experience (noun) — sense 3 A collection of events and/or activities from which an individual or group may gather knowledge, opinions, and skills.
experience (verb) — sense 4 To observe certain events; undergo a certain feeling or process; or perform certain actions that may alter one or contribute to one's knowledge…
explain (verb) — sense 1 To make plain, manifest, or intelligible; to clear of obscurity; to illustrate the meaning of.
exposed (adj) — sense 1 Open (especially to something), unconcealed and/or unprotected (and therefore vulnerable, susceptible).
expose (verb) — sense 3 To submit to an active (mostly dangerous) substance, such as radiation, a chemical, or any other stress.
express (noun) — sense 4 The action of conveying some idea using words or actions; communication, expression.
express (noun) — sense 4 A mode of transportation, often a train, that travels quickly or directly, either on a regular schedule or as a special or excursion. Express trains…
express (noun) — sense 5 A mode of transportation, often a train, that travels quickly or directly, either on a regular schedule or as a special or excursion. Express trains…
express (noun) — sense 6 A service that allows mail or money to be sent rapidly from one destination to another.