immunisation immunization injection dose inoculation shot vaccination vaccine jab fix hit needle hype prevention administration jag dosage pop venipuncture revaccination dram enema supporter champion advocate backer promoter exponent proponent apostle protagonist friend expounder advocator herald hierophant upholder gospeler gospeller paladin defender patron enthusiast fan sponsor admirer protector groupie rooter proposer cheerleader adherent partisan follower devotee votary disciple campaigner believer apologist propagandist spokesman pupil spokesperson convert cohort sectary fanatic member janissary sympathizer seconder second spokeswoman acolyte buff sympathiser crusader votarist stalwart worshipper liegeman evangelist benefactor worshiper pioneer angel benefactress ally pleader endorser missionary helper guardian zealot freak subscriber junkie sycophant accessory