Modifiers matching amphibian:

• large,
• modern,
• larger,
• small,
• aquatic,
• resident,
• adult,
• native,
• rare,
• exotic,
• terrestrial,
• common,
• moist,
• nocturnal,
• tropical,
• familiar,
• semiaquatic,

Simple categories matching adult:

• attribute,
• structure,
• feature,
• tissue,
• lore,
• activity,
• relative,
• gatekeeper,
• animal,
• comic strip,
• beach,
• toy,
• life,
• individual,
• employee,
• invertebrate,
• sport,
• role,
• program,
• appendage,
• disorder,
• caregiver,
• union,
• adviser,
• characteristic,
• decision,
• stage,
• arthritis,
• figure,
• disease,
• cell,
• predator,
• companion,
• content,
• organs,
• game,
• organisation,
• illness,
• food,
• matrikin,
• recreation,
• action,
• condition,
• cancer,
• experience,
• gland,
• mammalian,
• entertainment,
• character,
• event,
• male,
• folklore,
• carnivore,
• vertebrate,
• interaction,
• primate,
• athlete,
• disposition,
• dress,
• woman,
• vaccination,
• skill,
• fun,
• insect,
• learner,
• show,
• item,
• organization,
• theme,
• salamander,
• form,
• horse,
• status,
• population,
• service,
• part,
• issue,
• fly,
• infection,
• material,
• celebration,
• cabaret,
• organism,
• communication,
• brain,
• consequence,
• livestock,
• behaviour,
• expert,
• authority,
• function,
• class,
• worker,
• option,
• neoplasm,
• resort,
• gathering,
• expense,
• emotion,
• facility,
• topic,
• course,
• fish,
• serum,
• help,
• mammal,
• picture,
• responsibility,
• muscle,
• measure,
• amphibian,
• institution,
• urodele,
• pet,
• use,
• tumor,
• control,
• behavior,
• bug,
• entertainer,
• practitioner,
• relationship,
• equipment,
• trait,
• bookstore,
• problem,
• weevil,
• thing,
• nature,
• organ,
• quality,
• pest,
• kin,
• pastime,
• business,
• ruminant,
• product,
• fiction,
• vessel,
• job,
• situation,
• group,
• matter,
• professional,
• amusement,