temple (n.2)youdaoicibaDictYouDict[temple 词源字典]
"side of the forehead," mid-14c., from Old French temple "side of the forehead" (11c.), from Vulgar Latin *tempula (plural taken as fem. singular), from Latin tempora, plural of tempus (genitive temporis) "side of the forehead," perhaps originally "the thin stretch of skin at the side of the forehead," from PIE *temp- "to stretch," an extension of the root *ten- "to stretch" (see tenet), from the notion of "stretched," thus "thin," which is the notion in cognate Old English ðunwange, literally "thin cheek." Or possibly associated with tempus span "timely space" (for a mortal blow with a sword).[temple etymology, temple origin, 英语词源]
tempo (n.)youdaoicibaDictYouDict
"relative speed of a piece of music," 1724, from Italian tempo, literally "time" (plural tempi), from Latin tempus "time, season, portion of time" (see temporal). Extended (non-musical) senses by 1898.
temporal (adj.)youdaoicibaDictYouDict
late 14c., "worldly, secular;" also "terrestrial, earthly; temporary, lasting only for a time," from Old French temporal "earthly," and directly from Latin temporalis "of a time, but for a time, temporary," from tempus (genitive temporis) "time, season, proper time or season," of unknown origin. Related: Temporally.
temporality (n.)youdaoicibaDictYouDict
late 14c., "temporal power," from Late Latin temporalitas, from temporalis "of a time, but for a time" (see temporal).
temporary (adj.)youdaoicibaDictYouDict
"lasting only for a time," 1540s, from Latin temporarius "of seasonal character, lasting a short time," from tempus (genitive temporis) "time, season" (see temporal, late 14c., which was the earlier word for "lasting but for a time"). The noun meaning "person employed only for a time" is recorded from 1848. Related: Temporarily; temporariness.
temporize (v.)youdaoicibaDictYouDict
"to comply with the times; to yield ostensibly to the current of opinion or circumstances," 1550s (implied in temporizer), from Middle French temporiser "to pass one's time, wait one's time" (14c.), from Medieval Latin temporizare "pass time," perhaps via Vulgar Latin *temporare "to delay," from Latin tempus (genitive temporis) "time" (see temporal). Related: Temporized; temporizing.
tempt (v.)youdaoicibaDictYouDict
c. 1200, of the devil, flesh, etc., "draw or entice to evil or sin, lure (someone) from God's law; be alluring or seductive," from Old French tempter (12c.), from Latin temptare "to feel, try out, attempt to influence, test," a variant of tentare "handle, touch, try, test." The Latin alteration is "explainable only as an ancient error due to some confusion" [Century Dictionary]. From late 14c. as "to provoke, defy" (God, fate, etc.). Related: Tempted; tempting.
temptation (n.)youdaoicibaDictYouDict
c. 1200, "act of enticing someone to sin," also "an experience or state of being tempted," from Old French temptacion (12c., Modern French tentation), from Latin temptationem (nominative temptatio), noun of action from past participle stem of temptare "to feel, try out" (see tempt). Meaning "that which tempts a person (to sin)" is from c. 1500.
tempter (n.)youdaoicibaDictYouDict
mid-14c., "one who solicits to sin; that which entices to evil" (originally especially the devil), from Middle French tempteur (14c.), Old French *tempteor, from Latin temptatorem, agent noun from temptare "to feel, try out" (see tempt).
tempting (adj.)youdaoicibaDictYouDict
"inviting, seductive, alluring," 1590s, present participle adjective from tempt (v.). Related: Temptingly.
temptress (n.)youdaoicibaDictYouDict
1590s, from tempter + -ess.
tempura (n.)youdaoicibaDictYouDict
1920, from Japanese, probably from Portuguese tempero "seasoning."
ten (n., adj.)youdaoicibaDictYouDict
Old English ten (Mercian), tien (West Saxon), adjective and noun, from Proto-Germanic *tehun (cognates: Old Saxon tehan, Old Norse tiu, Danish ti, Old Frisian tian, Old Dutch ten, Dutch tien, Old High German zehan, German zehn, Gothic taihun "ten").

The Germanic words are from PIE *dekm "ten" (cognates: Sanskrit dasa, Avestan dasa, Armenian tasn, Greek deka, Latin decem (source of Spanish diez, French dix), Old Church Slavonic deseti, Lithuanian desimt, Old Irish deich, Breton dek, Welsh deg, Albanian djetu "ten").

Meaning "ten o'clock" is from 1712. Tenner "ten-pound note" is slang first recorded 1861; as "ten-dollar bill," 1887 (ten-spot in this sense dates from 1848). The Texan's exaggerated ten-gallon hat is from 1919. The ten-foot pole that you wouldn't touch something with (1909) was originally a 40-foot pole; the notion is of keeping one's distance, the same as in the advice to use a long spoon when you dine with the devil. Ten-four "I understand, message received," is attested in popular jargon from 1962, from use in CB and police radio 10-code (in use in U.S. by 1950).
tenable (adj.)youdaoicibaDictYouDict
"capable of being held or maintained," 1570s, from Middle French tenable, from Old French (12c.), from tenir "to hold," from Latin tenere "to hold, keep" (see tenet).
tenacious (adj.)youdaoicibaDictYouDict
c. 1600, from Latin stem of tenacity + -ous. Related: Tenaciously; tenaciousness.
tenacity (n.)youdaoicibaDictYouDict
early 15c., from Middle French ténacité (14c.) and directly from Latin tenacitas "an act of holding fast," from tenax (genitive tenacis) "holding fast, gripping, clingy; firm, steadfast," from tenere "to hold" (see tenet).
tenant (n.)youdaoicibaDictYouDict
early 14c., "person who holds lands by title or by lease," from Anglo-French tenaunt (late 13c.), Old French tenant "possessor; feudal tenant" (12c.), noun use of present participle of tenir "to hold," from Latin tenere "hold, keep, grasp" (see tenet). Related: Tenancy. Tenant-farmer attested from 1748.
tend (v.1)youdaoicibaDictYouDict
"to incline, to move in a certain direction," early 14c., from Old French tendre "stretch out, hold forth, hand over, offer" (11c.), from Latin tendere "to stretch, extend, make tense; aim, direct; direct oneself, hold a course" (see tenet).
tend (v.2)youdaoicibaDictYouDict
"attend to," c. 1200, a shortening of Middle English atenden (see attend).
tendency (n.)youdaoicibaDictYouDict
1620s, from Medieval Latin tendentia "inclination, leaning," from Latin tendens, present participle of tendere "to stretch, extend, aim" (see tenet). Earlier in same sense was tendaunce (mid-15c.), from Old French tendance.