Lead a passive existence without using one's body or mind.

Roget 823: be insensible etc. adj.; have a rhinoceros hide; show insensibility etc. n.; not mind, not care, not be affected by; have no desire for etc. 866; have no interest in, feel no interest in, take no interest in; nil admirari [Lat.]; not care a straw for etc. (unimportance) 643; disregard etc. (neglect) 460; set at naught etc. (make light of) 483; turn a deaf ear to etc. (inattention) 458; vegetate.    render insensible, render callous; blunt, obtund^†, numb, benumb, paralyze, deaden, hebetate^†, stun, stupefy; brutify^†; brutalize; chloroform, anaesthetize^†, put under; assify^†.    inure; harden the heart; steel, caseharden, sear.    ... show more

Roget 1: exist, be; have being etc. n.; subsist, live, breathe, stand, obtain, be the case; occur etc. (event) 151; have place, prevail; find oneself, pass the time, vegetate.    consist in, lie in; be comprised in, be contained in, be constituted by.    come into existence etc. n.; arise etc. (begin) 66; come forth etc. (appear) 446.    become etc. (be converted) 144; bring into existence etc. 161.    abide, continue, endure, last, remain, stay.    ... show more

Roget 194: become larger etc. (large) etc. 192; expand, widen, enlarge, extend, grow, increase, incrassate^†, swell, gather; fill out; deploy, take open order, dilate, stretch, distend, spread; mantle, wax; grow up, spring up; bud, bourgeon [Fr.], shoot, sprout, germinate, put forth, vegetate, pullulate, open, burst forth; gain flesh, gather flesh; outgrow; spread like wildfire, overrun.    be larger than; surpass etc. (be superior) 33.    render larger etc. (large) etc. 192; expand, spread, extend, aggrandize, distend, develop, amplify, spread out, widen, magnify, rarefy, inflate, puff, blow up, stuff, pad, cram; exaggerate; fatten.    ... show more

Roget 365: vegetate, grow roots, put down roots.   

Roget 683: be inactive etc. adj.; do nothing etc. 681; move slowly etc. 275; let the grass grow under one's feet; take one's time, dawdle, drawl, droil^†, lag, hang back, slouch; loll, lollop^†; lounge, poke, loaf, loiter; go to sleep over; sleep at one's post, ne battre que d'une aile [Fr.].    take it easy, take things as they come; lead an easy life, vegetate, swim with the stream, eat the bread of idleness; loll in the lap of luxury, loll in the lap of indolence; waste time, consume time, kill time, lose time; burn daylight, waste the precious hours.    idle away time, trifle away time, fritter away time, fool away time; spend time in, take time in; peddle, piddle; potter, pudder^†, dabble, faddle fribble^†, fiddle-faddle; dally, dilly-dally.    sleep, slumber, be asleep; hibernate; oversleep; sleep like a top, sleep like a log, sleep like a dormouse; sleep soundly, heavily; doze, drowze^†, snooze, nap; take a nap etc. n.; dream; snore one's best; settle to sleep, go to sleep, go off to sleep; doze off, drop off; fall asleep; drop asleep; close the eyes, seal up the eyes, seal up eyelids; weigh down the eyelids; get sleep, nod, yawn; go to bed, turn; get some z's, stack z's [Coll.].    languish, expend itself, flag, hang fire; relax.    render idle etc. adj.; sluggardize^†; mitigate etc. 174.    ... show more

Dutch: vegeteren

Establish vegetation on.

Produce vegetation.

Grow like a plant.

Grow or spread abnormally.

Propagate asexually.

Engage in passive relaxation:
— After a hard day's work, I vegetate in front of the television.

synonym: vege out.