Modifiers matching mutation:

• complex,
• genetic,
• visible,
• neutral,
• null,
• gross,
• random,
• local,
• major,
• common,
• undesirable,
• individual,
• structural,
• rare,
• severe,
• spontaneous,
• large,
• simple,
• mild,
• chromosomal,
• somatic,

Simple categories matching spontaneous:

• violence,
• mutation,
• event,
• action,
• occurrence,
• movement,
• activity,
• form,
• speech,
• reaction,
• behavior,
• change,
• emotion,
• use,
• animation,
• resistance,
• expression,
• experience,