c. 1300, "bring about, cause, effect," from Old French procurer "care for, be occupied with; bring about, cause; acquire, provide" (13c.) and directly from Late Latin procurare "manage, take care of;" from pro "in behalf of" (see pro-) + curare "care for" (see cure (v.)).
The main modern sense of "obtain; recruit" (late 14c.) is via the meaning "take pains to get or bring about" (mid-14c.). It had broader meanings in Middle English: to procure to slay was "cause to be slain;" procure to break, "cause to be broken," etc. The meaning "to obtain (women) for sexual gratification" of others is attested from c. 1600. Related: Procured; procuring.
Old English grippan "to grip, seize, obtain" (class I strong verb; past tense grap, past participle gripen), from West Germanic *greipanan (source also of Old High German gripfen "to rob," Old English gripan "to seize;" see gripe (v.)). Related: Gripped; gripping. French gripper "to seize," griffe "claw" are Germanic loan-words.
"extortionate rent, rent raised to the highest possible limit, rent greater than any tenant can be expected to pay," especially of land-rents in Ireland, c. 1600, from rent (n.) + rack (v.1) in the otherwise obsolete sense of "extort or obtain by rapacity, raise (rent, etc.) above a fair level" (1550s).
late 14c., contencioun, "strife, dissension, quarreling," from Old French contencion and directly from Latin contentionem (nominative contentio) "a vigorous struggling, a contest, a fight," noun of action from past-participle stem of contendere (see contend). Meaning "a violent effort to obtain something" is from 1570s; meaning "that which is contended for" is from 1630s.