Modifiers matching invalid:

• stubborn,
• innocent,
• rigid,
• brilliant,
• crippled,
• kind-hearted,
• socially-unaware,
• sympathetic,
• inspirational,
• aloof,
• good-hearted,
• gentle,
• weak,
• bumbling,
• insightful,
• arrogant,
• optimistic,
• inspiring,
• scientific,
• socially-unintelligent,
• socially-awkward,
• gangly,

Simple categories matching brilliant:

• clown,
• bully,
• person,
• scientist,
• campaigner,
• novelist,
• composer,
• technologist,
• scholar,
• billionaire,
• pioneer,
• guru,
• dictator,
• mathematician,
• genius,
• philosopher,
• geek,
• adventurer,
• demon,
• color,
• conqueror,
• flower,
• thief,
• professor,
• ceo,
• stone,
• hero,
• painter,
• child,
• criminal,
• director,
• psychiatrist,
• gemstone,
• villain,
• artist,
• humorist,
• comedian,
• general,
• recluse,
• economist,
• writer,
• sculptor,
• terrorist,
• nerd,
• pigment,
• detective,
• playboy,
• student,
• robot,
• annual,
• engineer,
• king,
• teacher,
• royal,
• intellectual,
• pianist,
• warrior,
• inventor,
• musician,
• tyrant,
• invalid,
• wizard,
• actor,
• playwright,
• dancer,
• singer,
• emperor,
• doctor,
• plastic,
• businessman,
• mastermind,
• poet,
• explorer,
• physicist,