Modifiers matching energy:

• positive,
• natural,
• domestic,
• physical,
• essential,
• elemental,
• electromagnetic,
• home,
• sufficient,
• excessive,
• renewable,
• noxious,
• mechanical,
• unwanted,
• contemporary,
• electric,
• intense,
• divine,
• useful,
• ordinary,
• negative,
• widespread,
• world,
• optical,
• intermediate,
• strong,
• central,
• atmospheric,
• thermal,
• external,
• outside,
• free,
• acoustic,
• available,
• final,
• surrounding,
• nuclear,
• dangerous,
• easy,
• subtle,
• non-visible,
• off,
• cold,
• primary,
• mental,
• radiant,
• good,
• vibrational,
• relevant,
• modern,
• powerful,
• tangible,
• religious,
• lower,
• directed,
• psychological,
• simple,
• high,
• noncommercial,
• diverse,
• spectral,
• marine,
• cleaner,
• clear,
• cohesive,
• ambient,
• therapeutic,
• geophysical,
• mystical,
• molecular,
• convenient,
• passive,
• dynamical,
• efficient,
• commercial,
• usable,
• cheap,
• new,
• functional,
• demanding,
• concentrated,
• solar,
• bad,
• conventional,
• internal,
• spiritual,
• incident,
• electrical,
• abstract,
• cosmic,
• visible,
• related,
• invisible,
• intensive,
• exotic,
• magnetic,
• light,
• kinetic,
• clean,
• warming,
• secondary,
• consumable,
• extraordinary,
• destructive,
• harmful,
• direct,

Simple categories matching demanding:

• pastime,
• sport,
• food,
• activity,
• vessel,
• plant,
• animal,
• subject,
• device,
• topic,
• system,
• skill,
• career,
• trade,
• tree,
• occupation,
• work,
• surface,
• employment,
• industry,
• service,
• behavior,
• duty,
• game,
• sector,
• job,
• task,
• content,
• condition,
• event,
• pursuit,
• energy,
• situation,
• discipline,
• process,
• state,
• charge,
• profession,
• program,
• application,
• environment,
• instrument,
• market,
• investigation,
• labor,