A pillow that is often put across a bed underneath the regular pillows.

synonym: long pillow.

Roget 215: support, ground, foundation, base, basis; terra firma; bearing, fulcrum, bait [U.S.], caudex crib^†; point d'appui [Fr.], pou sto [Gr.], purchase footing, hold, locus standi [Lat.]; landing place, landing stage; stage, platform; block; rest, resting place; groundwork, substratum, riprap, sustentation, subvention; floor etc. (basement) 211.    supporter; aid etc. 707; prop, stand, anvil, fulciment^†; cue rest, jigger; monkey; stay, shore, skid, rib, truss, bandage; sleeper; stirrup, stilts, shoe, sole, heel, splint, lap, bar, rod, boom, sprit^†, outrigger; ratlings^†.    staff, stick, crutch, alpenstock, baton, staddle^†; bourdon^†, cowlstaff^†, lathi^†, mahlstick^†.    post, pillar, shaft, thill^†, column, pilaster; pediment, pedicle; pedestal; plinth, shank, leg, socle^†, zocle^†; buttress, jamb, mullion, abutment; baluster, banister, stanchion; balustrade; headstone; upright; door post, jamb, door jamb.    frame, framework; scaffold, skeleton, beam, rafter, girder, lintel, joist, travis^†, trave^†, corner stone, summer, transom; rung, round, step, sill; angle rafter, hip rafter; cantilever, modillion^†; crown post, king post; vertebra.    columella^†, backbone; keystone; axle, axletree; axis; arch, mainstay.    trunnion, pivot, rowlock^†; peg etc. (pendency) 214^†; tiebeam etc. (fastening) 45; thole pin^†.    board, ledge, shelf, hob, bracket, trevet^†, trivet, arbor, rack; mantel, mantle piece [Fr.], mantleshelf^†; slab, console; counter, dresser; flange, corbel; table, trestle; shoulder; perch; horse; easel, desk; clotheshorse, hatrack; retable; teapoy^†.    seat, throne, dais; divan, musnud^†; chair, bench, form, stool, sofa, settee, stall; arm chair, easy chair, elbow chair, rocking chair; couch, fauteuil [Fr.], woolsack^†, ottoman, settle, squab, bench; aparejo^†, faldstool^†, horn; long chair, long sleeve chair, morris chair; lamba chauki^†, lamba kursi^†; saddle, pannel^†, pillion; side saddle, pack saddle; pommel.    bed, berth, pallet, tester, crib, cot, hammock, shakedown, trucklebed^†, cradle, litter, stretcher, bedstead; four poster, French bed, bunk, kip, palang^†; bedding, bichhona, mattress, paillasse^†; pillow, bolster; mat, rug, cushion.    footstool, hassock; tabouret^†; tripod, monopod.    Atlas, Persides, Atlantes^†, Caryatides, Hercules.    ... show more

Dutch: bolster
Polish: wałek, wałek pod głowę

Support and strengthen:
— Bolster morale.

synonym: bolster up.

Roget 707: aid, assist, help, succor, lend one's aid; come to the aid etc. n.. of; contribute, subscribe to; bring aid, give aid, furnish aid, afford aid, supply aid etc. n.; give a helping hand, stretch a hand, lend a helping hand, lend a hand, bear a helping hand, hold out a hand, hold out a helping hand; give one a life, give one a cast, give one a turn; take by the hand, take in tow; help a lame dog over a stile, lend wings to.    relieve, rescue; set up, set agoing^†, set on one's legs; bear through, pull through; give new life to, be the making of; reinforce, reenforce, recruit; set forward, put forward, push forward; give a lift, give a shove, give an impulse to; promote, further, forward, advance expedite, speed, quicken, hasten.    support, sustain, uphold, prop, hold up, bolster.    cradle, nourish; nurture, nurse, dry nurse, suckle, put out to nurse; manure, cultivate, force; foster, cherish, foment; feed the flame, fan the flame.    serve; do service to, tender to, pander to; administer to, subminister to^†, minister to; tend, attend, wait on; take care of etc. 459; entertain; smooth the bed of death.    oblige, accommodate, consult the wishes of; humor, cheer, encourage.    second, stand by; back, back up; pay the piper, abet; work for, make interest for, stick up for, take up the cudgels for; take up the cause of, espouse the cause of, adopt the cause of; advocate, beat up for recruits, press into the service; squire, give moral support to, keep in countenance, countenance, patronize; lend oneself to, lend one's countenance to; smile upon, shine upon; favor, befriend, take in hand, enlist under the banners of; side with etc. (cooperate) 709.    be of use to; subserve etc. (instrument) 631; benefit etc. 648; render a service etc. (utility) 644; conduce etc. (tend) 176.    ... show more

Prop up with a pillow or bolster.

Add padding to.

synonym: pad.