Modifiers matching stimulant:

• manufactured,
• potent,
• powerful,
• regular,
• synthetic,
• illegal,
• mild,
• nervous,
• soft,
• inert,
• strong,
• unnatural,
• psychoactive,
• ventilatory,
• recreational,
• toxic,
• artificial,
• destructive,
• pharmacological,
• physical,
• exogenous,
• harder,
• familiar,
• dangerous,
• illicit,
• cardiovascular,
• natural,
• popular,
• serious,
• immune,
• bitter,
• controversial,
• herbal,
• legal,
• psychomotor,
• unhealthy,
• harmful,
• prescribed,
• sexual,
• chemical,
• sympathomimetic,
• pharmacologic,
• cardiac,
• harsh,
• active,
• biological,
• medical,
• simple,
• pharmaceutical,
• major,
• controlled,
• traditional,
• addictive,
• common,

Simple categories matching recreational:

• activity,
• zone,
• seeker,
• facility,
• purpose,
• gear,
• vehicle,
• space,
• equipment,
• medium,
• depressant,
• drug,
• expenditure,
• species,
• boat,
• angler,
• class,
• area,
• sport,
• boater,
• land,
• mishap,
• neurotoxin,
• injury,
• accessory,
• subject,
• board,
• surface,
• entertainment,
• item,
• trail,
• construction,
• event,
• use,
• club,
• course,
• plant,
• choice,
• object,
• furniture,
• unit,
• industry,
• group,
• building,
• supply,
• dive,
• shelter,
• fisher,
• practice,
• user,
• gun,
• option,
• component,
• pastime,
• usage,
• substance,
• toy,
• feature,
• development,
• place,
• function,
• interest,
• enclosure,
• device,
• product,
• gadget,
• society,
• book,
• fish,
• wheelchair,
• access,
• waterway,
• resource,
• athlete,
• installation,
• establishment,
• pursuit,
• article,
• stimulant,
• lesson,
• agent,
• topic,
• program,
• behavior,
• control,
• poison,
• improvement,
• property,
• table,
• automobile,
• transport,
• burning,
• outlet,
• paddler,
• craft,
• enjoyment,
• athletics,
• dwelling,
• exercise,
• form,
• organization,
• housing,
• artifact,
• watercraft,
• trailer,
• structure,
• diversion,
• thing,
• experience,
• fire,
• game,
• service,
• gambling,
• times,
• site,
• centre,
• card,
• outing,
• conveyance,
• animal,
• arts,
• water,
• location,
• tent,
• material,
• vessel,