Synonyms for Pocket:

adj.

short (adjective)
short.
small (adjective)
baby, bantam, beggarly, compact, deficient, delicate, diminutive, dwarfish, itty-bitty, little, meager, microscopic, miniature, minimal, minor, minute, miserly, modest, negligible, niggardly, nugatory, paltry, petite, picayune, piddling, puny, scant, scanty, scrawny, short, slight, slim, small, smallish, spare, sparing, stingy, teensy, teeny, teeny-weeny, tiny, toy, trifling, ungenerous, wee, weeny.
small, portable (adjective)
compact, diminutive, little, midget, miniature, minute, tiny, wee.

n.

appropriate, cash in, earn, monetize, recover, claim back. break, cavity, clearance, convex, distance, elbow room, expanse, footprint, gap, headroom, hollow, infinity, vacuity, void. amount, appropriation, bankroll, blood money, bond, bounty, budget, cash flow, change, bailout. burgle, walk off with, run away with, help yourself to something. arm, armhole, bib, bodice, breast pocket, buttonhole, coattails, collar, care label. award, carry off, crown, letter, recapture, sweep, walk away with. bed, bury, center, cram, embed, entomb. baize, bar billiards, billiards, cue, cue ball, cushion, frame, pool. envelope, mold, catch-all. discreet, midget, minuscule. be halfway there, be in/out of the running, be onto a winner, have a fighting chance, someone's getting there, someone should/will go far, stand a chance/hope (of doing something), the cards are stacked in someone's favor, you can't go wrong. bag (noun)
container, gunny sack, handbag, pouch, purse, reticule, sack, saddlebag, satchel, pack sack, school bag.
cavity, pouch (noun)
bag, hollow, receptacle, sack.
container (noun)
barrel, basket, belly, bin, bladder, bottle, bowl, box, bucket, cabinet, can, case, cask, chest, closet, crate, cup, cupboard, decanter, drawer, drum, flask, holder, jar, jug, ladle, locker, receptacle, repository, reservoir, shelf, stomach, storage, suitcase, tank, tray, trunk, vat, vault, wallet.
pocket (noun)
bag, pouch, sac, sack, scoop.
receptacle (noun)
envelope.

v.

acquire (verb)
accumulate, add, amass, annex, assume, bag, buy, capture, catch, claim, collect, corner, fetch, garner, harvest, heap, incur, land, lure, net, obtain, procure, purchase, reap, retrieve, score, secure, win, wrangle.
conceal (verb)
enclose, hide.
help oneself to something (verb)
abstract, appropriate, enclose, filch, hide, lift, pilfer, shoplift, steal, swipe, take.
possession (verb)
bag.
receive (verb)
absorb, accept, access, acquire, admit, assimilate, devour, eat, engorge, get, gobble, gulp, ingest, inhale, inspire, receive, take.
steal (verb)
abstract, blackmail, burglarize, cop, defraud, embezzle, extort, filch, fleece, grab, haul, heist, hijack, holdup, lift, loot, mug, nip, palm, pilfer, pirate, plagiarize, plunder, poach, rob, rustle, shanghai, shoplift, steal, stickup, swindle, swipe.

Other synonyms:

baize, bar billiards, billiards, cue, cue ball. earn. cavity. vacuity. cushion, frame, pool. steal
appropriate, lift.
take
carry off, take.
Other relevant words:
amount, appropriate, appropriation, arm, armhole, award, baize, bankroll, bed, bib, billiards, bodice, bond, bounty, break, budget, burgle, bury, buttonhole, carry off, cavity, center, change, clearance, coattails, collar, convex, cram, crown, cue, cushion, discreet, distance, earn, embed, enclose, entomb, envelope, expanse, footprint, frame, gap, headroom, hide, hollow, infinity, letter, midget, minuscule, mold, monetize, pool, recapture, recover, sac, scoop, sweep, vacuity, void, bailout, walk off with, catch-all, walk away with.

Usage examples for pocket

  1. It's nothing from my pocket – Caribbee by Thomas Hoover
  2. My leave pass must a' dropped out o' my pocket and through the railin's into the garden. – Okewood of the Secret Service by Valentine Williams