Modifiers matching mammal:

• small,
• toothed,
• large,
• ancient,
• riparian,
• invasive,
• real,
• larger,
• expensive,
• smaller,
• marine,
• wet,
• pelagic,
• tropical,
• diverse,
• precocial,
• migratory,
• related,
• wild,
• undomesticated,
• modern,
• bigger,
• flying,
• prehistoric,
• carnivorous,
• terrestrial,
• active,
• major,
• sleek,
• resistant,
• british,
• hoofed,
• underwater,
• abundant,
• resident,
• predacious,
• amphibious,
• dangerous,
• varied,
• raised,
• mental,
• valuable,
• canadian,
• asian,
• macroscopic,
• nocturnal,
• fossorial,
• tiny,
• familiar,
• indigenous,
• social,
• strange,
• advanced,
• secretive,
• verminous,
• rare,
• distant,
• defenseless,
• exciting,
• primitive,
• new,
• local,
• unusual,
• nonhuman,
• omnivorous,
• level,
• ungulate,
• alternative,
• newborn,
• vicious,
• sentient,
• fabulous,
• higher,
• nonruminant,
• furry,
• semiaquatic,
• arboreal,
• breeding,
• urban,
• destructive,
• orphaned,
• injured,
• diurnal,
• ordinary,
• foreign,
• world,
• visual,
• recent,
• lower,
• model,
• endemic,
• unique,
• non-human,
• common,
• lucky,
• adult,
• particular,
• domesticated,
• hairy,
• intermediate,
• pregnant,
• wonderful,
• feral,
• male,
• big,
• hooved,
• size,
• young,
• exotic,
• multicellular,
• interesting,
• cuddly,
• fast,
• intelligent,
• insectivorous,
• arctic,
• bipedal,
• mobile,
• commercial,
• vagile,
• horned,
• ruminant,
• warm,
• typical,
• australian,
• sized,
• cute,
• piscivorous,
• sensitive,
• blooded,
• specialized,
• curious,
• trophic,
• experimental,
• soft,
• upland,
• polar,
• elusive,
• pesky,
• oceanic,
• sedentary,
• captive,
• domestic,
• additional,
• rabid,
• native,
• biting,
• huge,
• quadruped,
• heavy,
• susceptible,
• bodied,
• extant,
• nonnative,
• dead,
• african,
• charismatic,
• seasonal,
• herbivorous,
• predatory,
• threatened,
• smart,
• extinct,
• european,
• true,
• unwanted,
• feline,
• undesirable,
• little,
• individual,
• complex,
• important,
• available,
• moving,
• dry,
• developed,
• mean,
• tall,

Simple categories matching undesirable:

• scene,
• behavior,
• volatile,
• activity,
• fauna,
• residue,
• component,
• vermin,
• emotion,
• plant,
• area,
• phenomenon,
• conduct,
• substance,
• trait,
• lie,
• nutrient,
• event,
• change,
• layer,
• communication,
• incident,
• cation,
• behaviour,
• bacteria,
• animal,
• symptom,
• microbe,
• website,
• material,
• formation,
• bird,
• organism,
• practice,
• result,
• sector,
• bug,
• odour,
• phase,
• outcome,
• item,
• flora,
• pollutant,
• microorganism,
• location,
• light,
• surface,
• object,
• thought,
• property,
• zone,
• fluid,
• sensation,
• status,
• attribute,
• characteristic,
• flaw,
• vegetation,
• use,
• deposit,
• state,
• facility,
• chemical,
• situation,
• filler,
• matter,
• cause,
• character,
• weather,
• angle,
• rodent,
• industry,
• mammal,
• compound,
• taste,
• part,
• code,
• metal,
• consequence,
• creature,
• product,
• quality,
• email,
• occurrence,
• agent,
• gas,
• adaptation,
• algae,
• complication,
• mail,
• action,
• particle,
• alteration,
• thing,
• artifact,
• defect,
• growth,
• precipitate,
• noise,
• pattern,
• ingredient,
• lipid,
• route,
• metabolite,
• feature,
• waste,
• sediment,
• propensity,
• content,
• passion,
• pest,
• condition,
• software,
• motion,
• motive,
• solid,
• constituent,
• reaction,
• mineral,
• cell,
• stabilizer,
• mutation,
• adduct,
• process,
• elements,
• experience,
• trouble,
• contaminant,
• pathogen,