"act of obtaining a favor by fraudulent suppression of facts," c. 1600, from Latin subreptionem (nominative subreptio), noun of action from past-participle stem of subripere, surripere (see surreptitious). Related: Subreptitious.

"way of life," 1963, an unconscious revival of Old English lifweg; see life (n.) + way (n.).

1876, from German Grübelsucht, psychiatric term for "a form of obsession in which even the simplest facts are compulsively queried" [OED], from grübeln "to brood" (see grub (v.)) + sucht "mania."

1580s, "that may be interrogated" (a sense now obsolete); c. 1600, of facts, claims, etc., "open to dispute, doubtful," from question (v.) + -able. Deprecatory sense of "dubious in character" is attested from 1806. Related: Questionably.

"animal and plant life of a given region," 1901, from Greek biota "life," from PIE root *gwei- "to live" (see also bio-).

also bio-chemical, "of or pertaining to the chemistry of life," 1840, after German biochemisch, from bio- "life" + chemical. Related: Biochemically.

"brief account of one's life and work," 1902, Latin, literally "course of one's life" (see curriculum + vital). Abbreviated c.v.

1610s, from Late Latin longaevitatem (nominative longaevitas) "great age, long life," from Latin longaevus "of great age, ancient, aged," from longus "long" (see long (adj.)) + aevum "lifetime, age" (from PIE root *aiw- "vital force, life; long life, eternity").

1530s, "lack of breeding or refinement, awkwardness," from French rusticite (15c.), from Latin rusticitatem (nominative rusticitas) "country life," from rusticus (see rustic (adj.)). By 1630s as "rural life, quality, or character; anything betokening a rustic life or origin."

also re-live, 1540s, "to come to life again, revive" (also "to restore to life again, recall to life," a sense now archaic), from re- "back, again" + live (v.). Meaning "to experience (an incident, a period of time) over again" is attested from 1711. Related: Relived; reliving.