Synonyms for Plug:

n.

acceleration, alternator, automatic transmission, filling, river, Air brake, ABS, antilock braking system, bottom gear, brake fluid, brake pad. advert, advertorial, banner, billboard, circular, connection, fitting, classified ad, banner ad, bumper sticker. adapter, alligator clip, cable, cord, hookup, hydrant, jack, lead, link, outlet, crocodile clip. advertise, cut, endorse, launch, mail out, market, place, tobacco, twist, bill as. airlock, back up, carry, cesspit, conduit, culvert, cutoff, horse, scrub, downspout. a bit, a little, bit, fill, fraction, fragment, full, hint, piece, sample, taster, trace. advertisement, band aid, bandage, braces, buildup, cane, cast, collar, compress, corset, cotton, cotton ball, knowledge, pitch, promotion, publicity, Puffery. blast, pick off, rake, shoot, spray, strafe, take down, blow away, blow someone's brains out. bolt, dowel, head, nail, nut, pin, rivet, butterfly nut. briar, butt, cheroot, cigar, cigarette, cigarette paper, ciggy. cram, crowd, saturate, stock, pack in. drainboard, faucet, plughole. artifact (noun)
stopper, stopple.
closure (noun)
closure, fastener, lock, seal.
hindrance (noun)
bafflement, barrier, blockade, blockage, complication, congestion, constipation, constraint, damper, deterrent, disadvantage, drawback, encumbrance, entanglement, entrapment, frustration, hindrance, hurdle, impasse, impedance, impediment, inhibition, interruption, obstacle, obstruction, opposition, resistance, restraint, restriction, stoppage.
plug (noun)
ballyhoo, chaw, chew, cork, cover, cud, fire hydrant, fireplug, hack, hoopla, hype, jade, male plug, nag, plug away, punch, quid, secure, spark plug, sparking plug, spigot, spile, stop up, stopper, stopple, tap, valve, wad.
publicity (noun)
advertisement, hype, promotion.
stop (noun)
cutoff.
stopper (noun)
bung, connection, cork, filling, fitting, river, spigot, stopple.

v.

change (verb)
plug away.
contact (verb)
secure, stop up.
hinder (verb)
baffle, bar, block, bottleneck, brake, bung, burden, catch, check, choke, clog, complicate, congest, constipate, constrain, counter, cramp, crimp, cripple, curb, dam, delay, detain, deter, drag, encumber, entangle, entrap, fetter, foul, frustrate, hamper, hamstring, handicap, hinder, impair, impede, inhibit, interrupt, jam, mire, obstruct, oppose, paralyze, resist, restrain, restrict, snag, snarl, stay, stop, tangle, thwart.
plug (verb)
close.
publicize (verb)
advertise.
stop up (verb)
block, choke, clog, close, congest, cover, fill, obstruct, seal, secure, stop, stopper.

Other synonyms:

advertise, dowel, drainboard, endorse, mail out, market, pick off, plughole, strafe, butterfly nut, Puffery, bill as. advertisement, outlet, rivet. fill, nut, promotion, publicity, rake. nail, spray. buildup. shoot. bolt, place. pin. pitch. blast. head. attachment
hookup.
Other relevant words:
advert, advertise, advertisement, ballyhoo, blast, bolt, buildup, chaw, chew, circular, connection, cud, cut, dowel, endorse, faucet, fill, filling, fire hydrant, fireplug, fitting, hack, hoopla, horse, hydrant, hype, jade, male plug, nag, nut, outlet, pick off, pin, pitch, place, plug away, promotion, publicity, punch, quid, river, secure, shoot, spark plug, sparking plug, spray, stop up, stopple, strafe, twist, wad, Puffery.

Usage examples for plug

  1. This is a fact which we can vouch for, having seen the plug and heard the boulders rattling loudly over our head with each successive wave; but there is no danger here, because the cutting under the sea is narrow, and the rock solid and intensely hard. – Deep Down, a Tale of the Cornish Mines by R.M. Ballantyne
  2. I did nothing but plug one dull foot after the other. – Lore of Proserpine by Maurice Hewlett
  3. " Give me that plug I said, twisting it from his hand. – The Professor's Mystery by Wells Hastings Brian Hooker