英语词源字典 - 在线词源网站

inexhaustible (adj.)[inexhaustible 词源字典]: c. 1600, from in- (1) "not, opposite of" + exhaustible (see exhaust). Related: Inexhaustibly.[inexhaustible etymology, inexhaustible origin, 英语词源]
inexorable (adj.): 1550s, from Middle French inexorable and directly from Latin inexorabilis "that cannot be moved by entreaty," from in- "not, opposite of" (see in- (1)) + exorabilis "able to be entreated," from exorare "to prevail upon," from ex- "out" (see ex-) + orare "pray" (see orator). Related: Inexorably; inexorability.
inexpedient (adj.): c. 1600, from in- (1) "not, opposite of" + expedient. Related: Inexpedience; inexpediently.
inexpensive (adj.): 1837 (implied in inexpensively), from in- (1) "not, opposite of" + expensive.
inexperience (n.): 1590s, from French inexpérience (mid-15c.), from Late Latin inexperientia, from in- "not, opposite of" (see in- (1)) + experientia (see experience).
inexperienced (adj.): 1620s, adjective from inexperience.
inexpert (adj.): mid-15c., from in- (1) "not, opposite of" + expert (adj.), or else from Old French inexpert, from Latin inexpertus "without experience, unpracticed." Related: Inexpertly.
inexpiable (adj.): 1560s, from Latin inexpiabilis "that cannot be atoned for," from in- "not" (see in- (1)) + expiabilis, from expiare (see expiation).
inexplicable (adj.): early 15c., from Middle French inexplicable or directly from Latin inexplicabilis "that cannot be unfolded or disentangled, very intricate," figuratively, "inexplicable," from in- "not, opposite of" (see in- (1)) + explicabilis "that may be explained" (see explicable). Related: Inexplicably.
inexplicit (adj.): 1775 (implied in inexplicitly), from in- (1) "not, opposite of" + explicit. Or else from Latin inexplicitus "not to be unfolded; unexplained." Related: Inexplicitly; inexplicitness.
inexpressible (adj.): 1620s, from in- (1) "not" + expressible (see express (v.)). Related: Inexpressibly.
inexpugnable (adj.): late 15c., from Latin inexpugnabilis "not to be taken by assault," from in- "not" (see in- (1) + expuglabilis, from expugnare (see expugn).
inextinguishable (adj.): c. 1500, from in- (2) "not" + extinguishable (see extinguish). Related: Inextinguishably; inextinguishability.
inextricable (adj.): early 15c., from Latin inextricabilis "that cannot be disentangled," from in- "not, opposite of" (see in- (1)) + extricare (see extricate). Related: Inextricably.
Inez: fem. proper name, Spanish form of Agnes (q.v.).
infallibility (n.): 1610s, from Medieval Latin infallibilitas, from infallibilis (see infallible).
infallible (adj.): early 15c., from Medieval Latin infallibilis, from in- "not, opposite of" (see in- (1)) + Late Latin fallibilis (see fallible). In reference to Popes, attested from 1870. Related: Infallibly.
infamous (adj.): "of ill repute," late 14c., from Medieval Latin infamosus, from Latin in- "not, opposite of" (see in- (1)) + famosus "celebrated" (see famous). Meaning influenced by Latin infamis "of ill fame" (see infamy). As a legal term, "disqualified from certain rights of citizens in consequence of conviction of certain crimes" (late 14c.). The neutral fameless is recorded from 1590s. Related: Infamously.
infamy (n.): early 15c., from Old French infamie (14c.), earlier infame, and directly from Latin infamia "ill fame, bad repute, dishonor, from infamis "of ill fame," from in- "not, without" + fama "reputation" (see fame (n.)).
infancy (n.): late 14c., from Anglo-French enfaunce and directly from Latin infantia "early childhood," literally "inability to speak," from infantem (see infant).