THESAURUS
Abettor
Maecenas, accessory, accomplice, accomplice in crime, actuator, admirer, advocate, aficionado, angel, animator, apologist, backer, buff, cajoler, champion, coax, coaxer, coconspirator, cohort, confederate, conspirator, defender, dependence, encourager, endorser, energizer, exponent, fan, favorer, fellow conspirator, firer, friend at court, gadfly, galvanizer, impeller, inducer, inspirer, lover, mainstay, maintainer, mover, moving spirit, paranymph, partisan, patron, persuader, pleader, prime mover, promoter, prompter, protagonist, reliance, second, seconder, sectary, sider, socius criminis, spark, spark plug, sparker, sponsor, stalwart, standby, stimulator, support, supporter, sustainer, sympathizer, tempter, upholder, votary, well-wisher, wheedler
ROGET THESAURUS
Abettor
Auxiliary
N
auxiliary, recruit, assistant, adjuvant, adjutant, ayudante, coaid, adjunct, help, helper, help mate, helping hand, midwife, colleague, partner, mate, confrere, cooperator, coadjutor, coadjutrix, collaborator, ally, friend, confidant, fidus Achates, pal, buddy, alter ego, confederate, accomplice, complice, accessory, accessory after the fact, particeps criminis, socius criminis, aide-de-camp, secretary, clerk, associate, marshal, right-hand, right-hand man, Friday, girl Friday, man Friday, gopher, gofer, candle- holder, bottle-holder, handmaid, servant, puppet, cat's-paw, jackal, tool, dupe, stooge, ame damnee, satellite, adherent, votary, sectarian, secretary, seconder, backer, upholder, abettor, advocate, partisan, champion, patron, friend at court, mediator, angel (theater, entertainment), friend in need, Jack at a pinch, deus ex machina, guardian angel, tutelary genius.