Modifiers matching bird:

• beaked,
• indoor,
• wild,
• small,
• gallinaceous,
• larger,
• european,
• japanese,
• large,
• smaller,
• breeding,
• foreign,
• noisier,
• altricial,
• black,
• migratory,
• diurnal,
• fantastic,
• cuban,
• dead,
• gregarious,
• invasive,
• resident,
• bigger,
• exotic,
• feral,
• clean,
• highland,
• passive,
• northern,
• indigenous,
• domesticated,
• skinned,
• tall,
• flightless,
• herbivorous,
• coastal,
• agile,
• domestic,
• piscivorous,
• montane,
• noxious,
• colonial,
• strong,
• interesting,
• amazing,
• tropical,
• medium,
• insectivorous,
• symbolic,
• primitive,
• colorful,
• basal,
• polar,
• social,
• big,
• rich,
• seasonal,
• colourful,
• abundant,
• nonnative,
• popular,
• special,
• unwanted,
• immature,
• diverse,
• whole,
• interior,
• urban,
• australian,
• mimic,
• native,
• fabulous,
• important,
• edible,
• maritime,
• undecomposed,
• estuarine,
• soaring,
• vibrant,
• out,
• nonmigratory,
• outdoor,
• common,
• extinct,
• carnivorous,
• threatened,
• level,
• curious,
• good,
• captive,
• raised,
• hollow,
• sick,
• home,
• dark,
• regular,
• powerful,
• white,
• heavy,
• frozen,
• evil,
• heavier,
• upland,
• riparian,
• aggressive,
• handsome,
• nocturnal,
• off,
• omnivorous,
• samoan,
• arctic,
• colombian,
• parrotlike,
• bodied,
• high,
• dominant,
• distinctive,
• plain,
• migrant,
• rare,
• lower,
• local,
• roasted,
• fast,
• everyday,
• elusive,
• majestic,
• oceangoing,
• beautiful,
• antarctic,
• british,
• sized,
• dependant,
• precocial,
• intelligent,
• predatory,
• suburban,
• walking,
• stuffed,
• inconspicuous,
• canadian,
• unique,
• undesirable,
• cute,
• raptorial,
• endemic,
• terrestrial,
• flighted,
• injured,
• unclean,
• world,
• transitory,
• moving,
• sedentary,
• familiar,
• kosher,
• useful,
• harmless,
• jurassic,
• desired,
• susceptible,
• real,
• young,
• tiny,
• passerine,
• flying,
• spectacular,
• visible,
• himalayan,
• primordial,
• magnificent,
• free,
• finicky,
• marine,
• fierce,
• modern,
• weaker,
• pink,
• mobile,
• lightweight,
• pelagic,
• unusual,
• american,
• african,
• typical,
• higher,
• auspicious,
• english,
• bully,
• size,

Simple categories matching passive:

• area,
• tag,
• income,
• tool,
• activity,
• conductor,
• structure,
• instruction,
• measure,
• approach,
• usage,
• system,
• failure,
• stretching,
• treatment,
• concept,
• surface,
• medium,
• interference,
• device,
• metal,
• contaminant,
• recreation,
• assets,
• emotion,
• object,
• inactivity,
• program,
• content,
• tissue,
• process,
• level,
• communication,
• constituent,
• block,
• dispenser,
• mixer,
• game,
• design,
• method,
• entity,
• education,
• dielectric,
• stretch,
• action,
• instrument,
• characteristic,
• bird,
• access,
• quality,
• state,
• implementation,
• outlet,
• control,
• trap,
• damper,
• care,
• constraint,
• conveyor,
• model,
• earnings,
• task,
• data,
• artefact,
• production,
• attribute,
• part,
• organism,
• transport,
• gas,
• appliance,
• entertainment,
• plate,
• material,
• devices,
• therapy,
• cooling,
• profit,
• exercise,
• losses,
• movement,
• particle,
• craft,
• barrier,
• feature,
• sensor,
• display,
• investment,
• intervention,
• restraint,
• facility,
• quantity,
• technology,
• component,
• energy,
• obstacle,
• elements,
• endeavour,
• use,
• safety,
• regulation,
• gear,
• predator,
• circuit,
• property,
• means,
• element,
• nature,
• source,
• transducer,
• modality,
• character,
• equipment,
• vessel,
• attitude,
• liquid,
• form,
• radiator,
• procedure,
• mechanism,
• motion,
• information,