Modifiers matching irregularity:

• extreme,
• dental,
• physiological,
• small,
• local,
• minor,
• biological,
• geometric,
• genetic,
• microscopic,
• cardiac,
• menstrual,
• tiny,
• optical,
• cellular,
• large,
• visual,
• superficial,
• financial,
• epidermal,
• structural,
• geometrical,
• geological,

Simple categories matching cardiac:

• operation,
• procedure,
• work,
• toxicity,
• event,
• symptom,
• cause,
• pathology,
• agent,
• support,
• valve,
• injury,
• investigation,
• arrhythmia,
• disorder,
• tumour,
• stress,
• service,
• failure,
• stimulant,
• disease,
• data,
• case,
• illness,
• medication,
• glycoside,
• ailment,
• performance,
• drug,
• protein,
• abnormality,
• condition,
• complaint,
• vessel,
• measure,
• care,
• dysfunction,
• variable,
• motion,
• intervention,
• activity,
• lesion,
• focus,
• irregularity,
• testing,
• tissue,
• steroid,
• cavity,
• structure,
• amyloidosis,
• area,
• scenario,
• test,
• death,
• development,
• complication,
• tumor,
• depressant,
• surgery,
• inflammation,
• enlargement,
• operations,