過激

1. Origins, structure, and basic meaning

• Structure: 過激 (かげき) describes something excessively intense or radical. 過激な modifies a noun; 過激だ judges something against a standard.
• Basic usage: 過激な言葉 is forceful language to avoid in debate; 少し過激だ evaluates direction relative to a children's audience.

2. Common pitfalls and similar expressions

• Extreme wording and intensity judged for an audience
  • The attributive form directly characterizes 言葉; the predicate uses 子供向け as its standard of appropriateness. The word is not limited to political radicalism.