Category Nuances for null:

• clinical,
• immunosuppressed,
• medical,
• social,
• serious,
• viral,
• cellular,
• immunological,
• complex,
• aggressive,
• intrauterine,
• dangerous,
• problematic,
• persistent,
• chronic,
• foreign,
• extracurricular,
• potential,
• descriptive,
• viable,
• progressive,
• multiple,
• current,
• nutritional,
• conventional,
• deadly,
• risky,
• mucosal,
• immunocompromised,
• infectious,
• occupational,
• animal,
• uncommon,
• important,
• lethal,
• global,
• nasty,
• permanent,
• healthy,
• adult,
• new,
• cultured,
• neonatal,
• venereal,
• cooccurring,
• widespread,
• primary,
• contagious,
• disadvantaged,
• physical,
• concerned,
• systemic,
• haematological,
• episodic,
• confidential,
• opportunistic,
• organisational,
• bacterial,
• secondary,
• vital,
• direct,
• long,
• resistant,
• autoimmune,
• rare,
• familiar,
• pathological,
• debilitating,
• painful,
• critical,
• united,
• eukaryotic,
• compromising,
• general,
• micro,
• unwanted,
• parasitic,
• prevalent,
• vaginal,
• immediate,
• vulnerable,
• ongoing,
• infective,
• immunosuppressive,
• major,
• exotic,
• curable,
• common,
• airborne,
• virulent,
• endocrine,
• adverse,
• individual,
• latent,
• psychiatric,
• placental,
• severe,
• pathogenic,
• expert,
• immune,
• invisible,
• inflammatory,
• worthy,
• natural,
• educational,
• diagnostic,
• prolonged,
• microscopic,
• complicated,
• organic,
• diverse,
• real,
• unknown,
• outside,
• uncontrolled,
• temporary,
• political,
• perinatal,
• devastating,
• cachectic,
• underlying,
• modern,
• tropical,
• possible,
• relevant,
• older,
• microbial,
• carcinogenic,
• communicable,
• heterogeneous,
• diseased,
• significant,
• wonderful,
• economic,
• concomitant,
• multifactorial,
• philanthropic,
• miscellaneous,
• active,
• biological,
• unpopular,
• concurrent,
• recent,
• sexual,
• sensitive,
• destructive,
• structural,
• related,
• acquired,
• acute,
• obstetric,
• oral,
• supporting,
• congenital,
• preventable,
• identifiable,
• out,
• exogenous,
• single,
• epidemic,
• popular,
• preexisting,
• harmful,
• intracellular,
• indirect,
• smaller,
• fatal,
• genital,
• pediatric,
• maternal,
• incurable,
• special,
• prokaryotic,
• societal,
• lexical,
• emergent,
• threatening,
• large,
• catastrophic,
• transmissible,
• hazardous,
• endemic,
• hidden,

Simple Categories for null:

• relationship,
• infection,
• condition,
• abnormality,
• malady,
• attribute,
• trait,
• thing,
• illness,
• virus,
• situation,
• status,
• difficulty,
• pathogen,
• pathology,
• agent,
• time,
• activity,
• microorganism,
• organism,
• bacteria,
• immunity,
• individual,
• person,
• disorder,
• death,
• host,
• entity,
• cell,
• retrovirus,
• state,
• germ,
• level,
• item,
• cause,
• addiction,
• form,
• harm,
• microbe,
• bug,
• affliction,
• nature,
• part,
• niche,
• danger,
• group,