Modifiers matching mutation:

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

Simple categories matching gross:

• property,
• mutation,
• change,
• abnormality,
• pathology,
• aberration,
• lesion,
• error,
• contaminant,
• pollutant,
• particulate,
• measure,
• feature,
• disorder,
• day,
• anomaly,
• recovery,
• condition,
• form,
• solid,
• matter,
• alteration,
• contamination,
• material,
• event,