excavate
ex·ca·vate
verb
3.
Origin
First attested in 1599, from Latin excavātus (“hollowed out”), perfect passive participle of excavō (“to hollow out”) (see -ate (verb-forming suffix) and -ate (adjective-forming suffix)), from ex (“out”) + cavō (“to hollow out, pierce”), from cavus (“cave, hole”) + -ō (verb-forming suffix). Participial usage up until Early Modern English.
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WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.