WordNet (r) 3.0 (2006):

call up
    n 1: an order to report for military duty
    v 1: bring forward for consideration; "The case was called up in
         court" [syn: call up, bring forward]
    2: get or try to get into communication (with someone) by
       telephone; "I tried to call you all night"; "Take two aspirin
       and call me in the morning" [syn: call, telephone, call
       up, phone, ring]
    3: recall knowledge from memory; have a recollection; "I can't
       remember saying any such thing"; "I can't think what her last
       name was"; "can you remember her phone number?"; "Do you
       remember that he once loved you?"; "call up memories" [syn:
       remember, retrieve, recall, call back, call up,
       recollect, think] [ant: blank out, block, draw a
       blank, forget]
    4: call to arms; of military personnel [syn: call up,
       mobilize, mobilise, rally] [ant: demobilise,
       demobilize, inactivate]

Moby Thesaurus II by Grady Ward, 1.0:

268 Moby Thesaurus words for "call up":
   annoy, ape, appear like, approach, approximate, arouse, assemblage,
   assembly, awake, awaken, be like, be redolent of, bear resemblance,
   beat the drums, bid come, blow the coals, blow up, bring about,
   bring back, bring forth, bring out, bring to light, bring to mind,
   bugle call, buzz, call, call away, call back, call for, call forth,
   call in, call out, call to arms, call to mind, call together,
   call up spirits, canvass, catchword, cause, census, cite, clarion,
   clarion call, collection, colligation, collocation, combination,
   come close, come near, commandeer, compare with, comparison,
   compulsory military service, concourse, concurrence, confluence,
   conflux, congregation, conjure, conjure up, conjure up spirits,
   conscript, conscription, convene, convergence, convoke, copy,
   corralling, correspond, counterfeit, data-gathering, deduce,
   demand, derive, detach, detach for service, dial, draft,
   draft call, drafting, drag out, draw forth, draw out, educe,
   elicit, enkindle, enlist, enlistment, enrage, enroll, enrollment,
   envisage, envision, evoke, excite, exhortation, fan, fan the fire,
   fan the flame, favor, feed the fire, fire, flame, follow, foment,
   frenzy, gathering, get from, get out of, give a ring, go back,
   go back over, go for broke, gung ho, hang up, hark back, heat,
   hold the phone, image, imitate, impassion, impress, impressment,
   incense, incite, indent, induce, induct, induction, inflame,
   infuriate, ingathering, inspire, inventory, invoke, join, junction,
   just see, juxtaposition, key up, kindle, lather up, levy,
   light the fuse, light up, list, listen in, look back, look like,
   madden, make a call, match, mimic, mind, mirror, mobilization,
   mobilize, move, muster, muster in, muster up, near,
   nearly reproduce, not tell apart, objectify, obtain, order up,
   overexcite, page, parallel, partake of, phone, picture, preconize,
   press, procure, prompt, provoke, raise, raise ghosts, rally,
   rallying cry, realize, rebel yell, recall, recall to mind,
   recapture, recollect, recruit, recruiting, recruitment, reevoke,
   reflect, remember, remind one of, represent, requisition, resemble,
   retrace, retrospect, review, review in retrospect, revive, ring,
   ring off, ring up, rodeo, roundup, rouse, savor of, secure, see,
   see in retrospect, seem like, selective service, send after,
   send for, serve, set astir, set fire to, set on fire, sign on,
   sign up, simulate, slogan, smack of, sound like, stack up with,
   steam up, stimulate, stir, stir the blood, stir the embers,
   stir the feelings, stir up, subpoena, suggest, summon,
   summon forth, summon spirits, summon up, summons, survey,
   take after, telephone, think back, think of, trumpet call, turn on,
   use hindsight, vision, visualize, wake, wake up, waken, wangle,
   wangle out of, war cry, war whoop, warm, warm the blood, watchword,
   whip up, winkle out, work into, work up, worm out, worm out of