Modifiers matching sedative:

• toxic,
• mild,
• natural,
• prescribed,
• synthetic,
• light,
• traditional,
• gentle,
• pharmaceutical,
• powerful,
• common,
• active,
• oral,
• miscellaneous,
• addictive,

Simple categories matching gentle:

• fabric,
• ingredient,
• animal,
• therapy,
• grain,
• creature,
• token,
• sedative,
• cleanser,
• herb,
• sound,
• shampoo,
• spice,
• hill,
• modality,