Modifiers matching allergen:

• perennial,
• cereal,
• common,
• airborne,
• size,
• identifiable,
• unhealthy,
• reactive,
• american,
• additional,
• outdoor,
• harmless,
• indoor,
• environmental,
• fine,
• harmful,
• large,
• major,
• important,
• respiratory,
• systemic,
• home,
• outside,
• organic,
• dietary,
• potential,
• seasonal,
• individual,
• nasty,
• animal,
• inhalant,
• rare,
• typical,
• familiar,
• cutaneous,
• unique,
• new,
• relevant,
• particular,
• allergic,
• microscopic,
• single,
• active,
• strong,
• possible,
• natural,
• special,
• out,

Simple categories matching rare:

• feline,
• hazard,
• mishap,
• metal,
• animal,
• bird,
• gas,
• instance,
• plant,
• spice,
• shape,
• material,
• flower,
• vegetable,
• antiquity,
• essence,
• amphibian,
• gem,
• language,
• oxide,
• flora,
• waterbird,
• betaine,
• building,
• event,
• disease,
• occurrence,
• anaemia,
• vehicle,
• society,
• antelope,
• wood,
• object,
• infection,
• item,
• reaction,
• waterfowl,
• solid,
• community,
• medium,
• error,
• seabird,
• mineral,
• treasure,
• creature,
• hominid,
• insect,
• circumstances,
• problem,
• malignancy,
• fibre,
• lesion,
• raptor,
• wildflower,
• foodstuff,
• entity,
• armor,
• fish,
• disturbance,
• abnormality,
• commodity,
• weapon,
• defect,
• book,
• wine,
• tumour,
• intervention,
• extra,
• trait,
• mutation,
• car,
• formation,
• meat,
• disaster,
• complication,
• process,
• anuran,
• form,
• bauble,
• duck,
• chemical,
• relative,
• alkali,
• works,
• danger,
• food,
• salamander,
• delicacy,
• merchandise,
• vertebrate,
• jewel,
• herb,
• survivor,
• dyscrasia,
• hardwood,
• atom,
• symptom,
• constituent,
• dragonfly,
• fauna,
• organism,
• component,
• endemic,
• gemstone,
• drug,
• product,
• cancer,
• case,
• spirits,
• butterfly,
• character,
• document,
• neoplasm,
• location,
• monotreme,
• substance,
• mammal,
• weed,
• resource,
• monster,
• art,
• outcome,
• situation,
• article,
• trade,
• condition,
• coin,
• source,
• disorder,
• stuff,
• thing,
• compound,
• substrate,
• quality,
• cause,
• reptile,
• fruit,
• tree,
• recording,
• tumor,
• dragon,
• species,
• feature,
• illness,
• cell,
• group,
• ungulate,
• virus,
• invertebrate,
• mushroom,
• critter,
• instrument,
• pathogen,
• earth,
• harm,
• kind,
• predator,
• allergen,
• pet,
• stone,
• piece,
• cat,
• element,
• crystal,
• deposit,
• finch,
• phenomenon,
• monument,
• unit,
• artifact,
• carnivore,
• pathology,
• native,
• nester,
• ingredient,
• mollusc,
• taxon,