Modifiers matching agonist:

• pure,
• ordinary,
• partial,
• full,
• central,
• active,
• narcotic,
• common,
• adrenergic,
• analgesic,
• potent,
• synthetic,
• diverse,
• pharmacologic,
• pharmacological,

Simple categories matching analgesic:

• anaesthetic,
• remedy,
• antipyretic,
• drug,
• agent,
• peptide,
• preparation,
• chemical,
• agonist,
• medicine,
• opiate,
• medication,
• substance,
• compound,