Modifiers matching extra:

• available,
• clean,
• little,
• common,
• nice,
• taxing,
• fattening,
• handy,
• decorative,
• desirable,
• modern,
• essential,
• thoughtful,
• helpful,
• possible,
• exotic,
• optional,
• fixed,
• everyday,
• removable,
• usual,
• useful,
• good,
• unique,
• costly,
• free,
• wild,
• miscellaneous,
• delicate,
• additional,
• interior,
• rare,
• online,
• hidden,
• offer,
• premium,
• ornamental,
• valuable,
• ancillary,
• light,
• fancy,
• basic,
• funny,
• technical,
• strange,
• complimentary,
• internal,
• beautiful,
• popular,
• small,
• over,
• expensive,
• luxurious,
• cool,
• exterior,
• exclusive,
• traditional,
• veterinary,
• nonstandard,
• convenient,
• exciting,
• important,
• colorful,
• necessary,
• standard,
• new,
• unwanted,
• sophisticated,
• out,
• editorial,
• interesting,
• typical,
• insignificant,
• wonderful,
• significant,
• bulky,
• cosmetic,
• external,
• heavy,
• up,
• special,
• personal,
• related,

Simple categories matching sophisticated:

• system,
• hardware,
• equipment,
• fabric,
• fibre,
• instrument,
• motion,
• weapon,
• industry,
• treatment,
• operations,
• alloy,
• result,
• task,
• material,
• keyboard,
• instrumentation,
• advertising,
• operation,
• motor,
• graph,
• tool,
• crime,
• arms,
• behavior,
• graphics,
• item,
• machine,
• vehicle,
• method,
• analysis,
• content,
• facility,
• language,
• thing,
• mechanism,
• measure,
• sensor,
• ways,
• variable,
• ontology,
• network,
• information,
• message,
• matter,
• process,
• phone,
• end,
• touch,
• scanner,
• modality,
• semiconductor,
• organisation,
• means,
• machinery,
• radar,
• gun,
• vessel,
• constraint,
• nature,
• extra,
• control,
• idea,
• usage,
• apparatus,
• service,
• line,
• action,
• handset,
• phenomenon,
• event,
• subject,
• move,
• trait,
• peripheral,
• technique,
• project,
• spacecraft,
• arrangement,
• component,
• alternative,
• response,
• model,
• medium,
• building,
• test,
• evaluation,
• applicant,
• option,
• table,
• use,
• function,
• artefact,
• gear,
• activity,
• user,
• security,
• gadget,
• product,
• group,
• capability,
• procedure,
• object,
• toy,
• filter,
• devices,
• structure,
• aircraft,
• investor,
• adversary,
• article,
• institution,
• enterprise,
• topic,
• notion,
• issue,
• derivative,
• tradition,
• device,
• part,
• technology,
• participant,
• feature,
• antenna,
• display,
• weaponry,