The Collaborative International Dictionary of English v.0.48:

Suggest \Sug*gest"\, v. t. [imp. & p. p. Suggested; p. pr. &
   vb. n. Suggesting.] [L. suggestus, p. p. of suggerere to
   put under, furnish, suggest; sub under + gerere to carry, to
   bring. See Jest.]
   1. To introduce indirectly to the thoughts; to cause to be
      thought of, usually by the agency of other objects.
      [1913 Webster]

            Some ideas . . . are suggested to the mind by all
            the ways of sensation and reflection. --Locke.
      [1913 Webster]

   2. To propose with difference or modesty; to hint; to
      intimate; as, to suggest a difficulty.
      [1913 Webster]

   3. To seduce; to prompt to evil; to tempt. [Obs.]
      [1913 Webster]

            Knowing that tender youth is soon suggested. --Shak.
      [1913 Webster]

   4. To inform secretly. [Obs.]
      [1913 Webster]

   Syn: To hint; allude to; refer to; insinuate.
        [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Suggest \Sug*gest"\, v. i.
   To make suggestions; to tempt. [Obs.]
   [1913 Webster]

         And ever weaker grows through acted crime,
         Or seeming-genial, venial fault,
         Recurring and suggesting still.          --Tennyson.
   [1913 Webster]

WordNet (r) 3.0 (2006):

suggest
    v 1: make a proposal, declare a plan for something; "the senator
         proposed to abolish the sales tax" [syn: propose,
         suggest, advise]
    2: drop a hint; intimate by a hint [syn: hint, suggest]
    3: imply as a possibility; "The evidence suggests a need for
       more clarification" [syn: suggest, intimate]
    4: suggest the necessity of an intervention; in medicine;
       "Tetracycline is indicated in such cases" [syn: indicate,
       suggest] [ant: contraindicate]
    5: call to mind; "this remark evoked sadness" [syn: suggest,
       evoke, paint a picture]

Moby Thesaurus II by Grady Ward, 1.0:

195 Moby Thesaurus words for "suggest":
   adumbrate, advance, advert, advise, advocate, allegorize, allude,
   allude to, ape, appear like, approach, approve, approximate, argue,
   assume, attest, be construed as, be indicative of, be like,
   be redolent of, be significant of, be symptomatic of,
   bear resemblance, bespeak, betoken, bid fair, breathe, brief,
   bring before, bring forward, bring to mind, bring to recollection,
   bring up, broach, call to mind, call up, carry back, characterize,
   coach, come close, come near, commend to attention, compare with,
   confer, conjecture, connote, consult with, copy, correspond,
   counsel, counterfeit, demonstrate, denominate, denote,
   differentiate, direct, disclose, display, drop a hint, entail,
   evidence, evince, evoke, exhibit, express, favor, follow,
   furnish evidence, give a hint, give evidence, give indication of,
   give prospect of, give the cue, give token, glance at, go to show,
   guide, highlight, hint, hint at, hold out hope,
   hold the promptbook, identify, illustrate, imagine, imitate,
   implicate, imply, import, indicate, infer, insinuate, instruct,
   intimate, introduce, involve, jog the memory, kibitz, launch,
   lay before, look like, make a motion, make fair promise,
   make likely, manifest, mark, match, mean, mean to say, meddle,
   mention, mimic, mirror, moot, move, nag, near, nearly reproduce,
   not tell apart, note, nudge, offer, offer a resolution, open up,
   outline, parallel, partake of, point, point indirectly to,
   point to, pose, postulate, prefer, prescribe, present, presume,
   presuppose, proffer, promise, prompt, prompt the mind, propose,
   proposition, propound, put, put forth, put forward, put in mind,
   put in remembrance, put it to, raise expectation, recall,
   recommend, refer, refer to, remember, remind, remind one of,
   resemble, reveal, savor of, seem like, set before, set forth,
   set forward, shadow forth, show, show signs of, signalize, signify,
   simulate, sketch, smack of, sound like, speak for itself,
   speak volumes, spell, stack up with, stand fair to, stand for,
   start, submit, support, suppose, symbolize, symptomatize,
   symptomize, take after, take for granted, tell, tend to show,
   testify, theorize, typify, urge