Among the currently most popular synonyms for assistant are: help, supporter, adjutant, collaborator, helper, skivvy, acting, hired hand, gopher, backup, accessory, helpmate, number two, running dog, accomplice, colleague, sidekick, confederate, subordinate, associate, vice, auxiliary, backer, companion, attendant, junior, standby, partner, underling, secretary, deputy, adjunct, poodle, right-hand man, second, lieutenant, subsidiary, mate, aide, aider, apprentice, henchman, cooperator, personal assistant, friend, servant, gofer, representative.