INEXHAUSTED
Source: 566, 567
inexhausted. Inexhausted, a. not drained or emptied, unspent
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In′ex‐haust″ed (?), a. [[Pref. in- not + exhausted: cf. F. inexhaustus.]] Not exhausted; not emptied; not spent; not having lost all strength or resources; unexhausted. Dryden.