The Collaborative International Dictionary of English v.0.48:

Stop \Stop\, v. t. [imp. & p. p. Stopped; p. pr. & vb. n.
   Stopping.] [OE. stoppen, AS. stoppian (in comp.); akin to
   LG. & D. stoppen, G. stopfen, Icel. stoppa, Sw. stoppa, Dan.
   stoppe; all probably fr. LL. stopare, stupare, fr. L. stuppa
   the coarse part of flax, tow, oakum. Cf. Estop, Stuff,
   Stupe a fomentation.]
   1. To close, as an aperture, by filling or by obstructing;
      as, to stop the ears; hence, to stanch, as a wound.
      --Shak.
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   2. To obstruct; to render impassable; as, to stop a way,
      road, or passage.
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   3. To arrest the progress of; to hinder; to impede; to shut
      in; as, to stop a traveler; to stop the course of a
      stream, or a flow of blood.
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   4. To hinder from acting or moving; to prevent the effect or
      efficiency of; to cause to cease; to repress; to restrain;
      to suppress; to interrupt; to suspend; as, to stop the
      execution of a decree, the progress of vice, the
      approaches of old age or infirmity.
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            Whose disposition all the world well knows
            Will not be rubbed nor stopped.       --Shak.
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   5. (Mus.) To regulate the sounds of, as musical strings, by
      pressing them against the finger board with the finger, or
      by shortening in any way the vibrating part.
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   6. To point, as a composition; to punctuate. [R.]
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            If his sentences were properly stopped. --Landor.
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   7. (Naut.) To make fast; to stopper.
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   Syn: To obstruct; hinder; impede; repress; suppress;
        restrain; discontinue; delay; interrupt.
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   To stop off (Founding), to fill (a part of a mold) with
      sand, where a part of the cavity left by the pattern is
      not wanted for the casting.

   To stop the mouth. See under Mouth.
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The Collaborative International Dictionary of English v.0.48:

Stopped \Stopped\, a. (Phonetics)
   Made by complete closure of the mouth organs; shut; -- said
   of certain consonants (p, b, t, d, etc.). --H. Sweet.
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WordNet (r) 3.0 (2006):

stopped
    adj 1: (of a nose) blocked; "a stopped (or stopped-up) nose"
           [syn: stopped, stopped-up(a), stopped up(p)]

Moby Thesaurus II by Grady Ward, 1.0:

131 Moby Thesaurus words for "stopped":
   accented, alveolar, apical, apico-alveolar, apico-dental, arrested,
   articulated, assimilated, back, backward, barytone, behindhand,
   belated, bilabial, blocked, bound, broad, cacuminal, central,
   cerebral, checked, choked, choked up, clogged, clogged up, close,
   congested, consonant, consonantal, constipated, continuant,
   costive, delayed, delayed-action, dental, detained, dissimilated,
   dorsal, flat, foul, fouled, front, full, glide, glossal, glottal,
   guttural, hard, heavy, held up, high, hung up, in a bind,
   in abeyance, infarcted, intonated, jammed, labial, labiodental,
   labiovelar, late, lateral, latish, lax, light, lingual, liquid,
   low, mid, monophthongal, moratory, muted, narrow, nasal, nasalized,
   never on time, obstipated, obstructed, occlusive, open, overdue,
   oxytone, packed, palatal, palatalized, pharyngeal, pharyngealized,
   phonemic, phonetic, phonic, pitch, pitched, plugged, plugged up,
   posttonic, retarded, retroflex, rounded, semivowel, slow, soft,
   sonant, stopped up, stressed, strong, stuffed, stuffed up, surd,
   syllabic, tardy, tense, thick, throaty, tonal, tonic, twangy,
   unaccented, unpunctual, unready, unrounded, unstressed, untimely,
   velar, vocalic, vocoid, voiced, voiceless, vowel, vowellike, weak,
   wide