Other hyponyms of helper include
coadjutor,
accomplice,
confederate,
aide,
auxiliary,
attendant,
attender,
tender,
bat boy,
dental assistant,
deputy,
lieutenant,
actor's assistant,
dresser,
event planner,
facilitator,
flower girl,
girl Friday,
enforcer,
hatchet man,
cat's-paw,
instrument,
pawn,
birthing coach,
doula,
labor coach,
monitrice,
underboss,
fashion model,
manakin,
manikin,
mannequin,
mannikin,
model,
model,
poser,
paraprofessional,
powder monkey,
prompter,
theater prompter,
chief assistant,
man Friday,
right-hand man,
secretarial assistant,
secretary,
sidesman,
foot soldier,
subordinate,
subsidiary,
underling,
waterer,
whipper-in,
boy Friday.