The Collaborative International Dictionary of English v.0.48:

Blister \Blis"ter\, v. i. [imp. & p. p. Blistered; p. pr. &
   vb. n. Blistering.]
   To be affected with a blister or blisters; to have a blister
   form on.
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         Let my tongue blister.                   --Shak.
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The Collaborative International Dictionary of English v.0.48:

Blister \Blis"ter\, v. t.
   1. To raise a blister or blisters upon.
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            My hands were blistered.              --Franklin.
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   2. To give pain to, or to injure, as if by a blister.
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            This tyrant, whose sole name blisters our tongue.
                                                  --Shak.
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The Collaborative International Dictionary of English v.0.48:

Blister \Blis"ter\, n. [OE.; akin to OD. bluyster, fr. the same
   root as blast, bladder, blow. See Blow to eject wind.]
   1. A vesicle of the skin, containing watery matter or serum,
      whether occasioned by a burn or other injury, or by a
      vesicatory; a collection of serous fluid causing a
      bladderlike elevation of the cuticle.
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            And painful blisters swelled my tender hands.
                                                  --Grainger.
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   2. Any elevation made by the separation of the film or skin,
      as on plants; or by the swelling of the substance at the
      surface, as on steel.
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   3. A vesicatory; a plaster of Spanish flies, or other matter,
      applied to raise a blister. --Dunglison.
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   Blister beetle, a beetle used to raise blisters, esp. the
      Lytta vesicatoria (or Cantharis vesicatoria), called
      Cantharis or Spanish fly by druggists. See
      Cantharis.

   Blister fly, a blister beetle.

   Blister plaster, a plaster designed to raise a blister; --
      usually made of Spanish flies.

   Blister steel, crude steel formed from wrought iron by
      cementation; -- so called because of its blistered
      surface. Called also blistered steel.

   Blood blister. See under Blood.
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WordNet (r) 3.0 (2006):

blister
    n 1: a flaw on a surface resulting when an applied substance
         does not adhere (as an air bubble in a coat of paint)
    2: (botany) a swelling on a plant similar to that on the skin
    3: (pathology) an elevation of the skin filled with serous fluid
       [syn: blister, bulla, bleb]
    v 1: get blistered; "Her feet blistered during the long hike"
         [syn: blister, vesicate]
    2: subject to harsh criticism; "The Senator blistered the
       administration in his speech on Friday"; "the professor
       scaled the students"; "your invectives scorched the
       community" [syn: blister, scald, whip]
    3: cause blisters to form on; "the tight shoes and perspiration
       blistered her feet"

Moby Thesaurus II by Grady Ward, 1.0:

198 Moby Thesaurus words for "blister":
   abscess, air bubble, aposteme, assail, attack, balloon, bed sore,
   bilge, birthmark, blackhead, bladder, blain, blaze, bleb, blemish,
   blob, blood blister, boil, boss, bow, brand, bubble, bubo, bulb,
   bulge, bulla, bump, bunch, bunion, burl, burn, burn in, burn off,
   button, cahot, canker, canker sore, carbuncle, cast, castigate,
   cauterize, chancre, chancroid, char, check, chilblain, chine,
   cicatrix, clump, coal, cold sore, comedo, condyle, convex, crack,
   crater, craze, cupel, defacement, defect, deformation, deformity,
   disfiguration, disfigurement, distortion, dowel, ear, eschar,
   excoriate, fault, felon, fester, festering, fever blister, fistula,
   flame, flange, flap, flaw, flay, found, freckle, furuncle,
   furunculus, fustigate, gall, gathering, globule, gnarl, gumboil,
   handle, hemangioma, hemorrhoids, hickey, hill, hump, hunch, jog,
   joggle, keloid, kibe, kink, knob, knot, knur, knurl, lash, lentigo,
   lesion, lip, loop, lump, milium, mole, mountain, needle scar,
   nevus, nub, nubbin, nubble, oxidate, oxidize, papilloma, papula,
   papule, parch, paronychia, parulis, peg, petechia, piles, pimple,
   pit, pock, pockmark, polyp, port-wine mark, port-wine stain,
   pustule, pyrolyze, rib, ridge, rift, ring, rising, roast, scab,
   scar, scarify, scathe, scorch, scourge, scratch, sear,
   sebaceous cyst, shoulder, singe, skin alive, slash, soap bubble,
   soft chancre, solder, sore, spine, split, stigma, strawberry mark,
   stud, sty, style, suppuration, swelling, swinge, tab, torrefy,
   track, trounce, tubercle, tubercule, twist, ulcer, ulceration,
   verruca, vesicate, vesicle, vulcanize, wale, warp, wart, weal,
   weld, welt, wen, wheal, whelk, whitehead, whitlow, wound