Modifiers matching tetrapod:

• herbivorous,
• terrestrial,
• aquatic,
• poikilothermic,
• amphibious,
• modern,

Simple categories matching modern:

• facility,
• gadget,
• innovation,
• equipment,
• joke,
• disease,
• instrument,
• warship,
• institution,
• analgesic,
• hardware,
• movement,
• theory,
• appliance,
• agent,
• item,
• artefact,
• cure,
• specialisation,
• grain,
• physics,
• tetrapod,
• medium,
• phenomenon,
• tower,
• component,
• piece,
• material,
• language,
• fixture,
• science,
• concept,
• alphabet,
• train,
• anachronism,
• unit,
• vice,
• artifact,
• derivative,
• souvenir,
• recreation,
• perspective,
• organism,
• creation,
• translation,
• substrate,
• art,
• medicine,
• paint,
• content,
• record,
• use,
• war,
• compound,
• thing,
• biotechnology,
• work,
• power,
• framework,
• theater,
• predator,
• volume,
• sign,
• tune,
• method,
• ungulate,
• hotel,
• process,
• ethos,
• doctrine,
• linguistics,
• manoeuvre,
• history,
• browser,
• fibre,
• plaything,
• behavior,
• day,
• fabric,
• discipline,
• chemical,
• decapod,
• law,
• band,
• energy,
• guitar,
• fitting,
• cookware,
• erection,
• creature,
• country,
• career,
• sport,
• propellant,
• tongue,
• dancing,
• pharmaceutical,
• scientist,
• anthropology,
• world,
• illness,
• connection,
• accessory,
• therapy,
• canid,
• disaster,
• cetacean,
• cue,
• invention,
• association,
• pen,
• transportation,
• conflict,
• aircraft,
• government,
• fiction,
• article,
• twist,
• lan,
• woodwind,
• notion,
• opponent,
• thought,
• imaging,
• necessity,
• insight,
• weaponry,
• human,
• version,
• knowledge,
• trash,
• force,
• typeface,
• faith,
• practice,
• dish,
• treatment,
• code,
• totalitarianism,
• stadium,
• scholarship,
• regulation,
• nation,
• vertebrate,
• coin,
• fastener,
• display,
• commodity,
• munition,
• cycad,
• performance,
• scourge,
• animal,
• machinery,
• empire,
• nutrition,
• firearm,
• position,
• application,
• trait,
• stuff,
• carnivore,
• service,
• medication,
• bathroom,
• values,
• furniture,
• gear,
• vaccine,
• conveyance,
• adhesive,
• tourism,
• property,
• production,
• trade,
• transport,
• font,
• design,
• site,
• genetics,
• society,
• touch,
• vehicle,
• administration,
• theme,
• voice,
• machine,
• grounds,
• protocol,
• modality,
• sofa,
• rock,
• implement,
• experience,
• farming,
• lamp,
• publication,
• problem,
• business,
• skill,
• tax,
• manpad,
• elastomer,
• clothes,
• literature,
• enterprise,
• party,
• training,
• ideology,
• occupation,
• peripheral,
• enclave,
• waste,
• covenant,
• matter,
• weapon,
• metal,
• measure,
• product,
• distribution,
• space,
• endoscope,
• entertainment,
• test,
• life,
• astronomy,
• railcar,
• stream,
• psychology,
• killer,
• contaminant,
• system,
• paganism,
• cephalopod,
• plant,
• community,
• housing,
• food,
• communications,
• cereal,
• fuel,
• shorebird,
• fruit,
• pet,
• jewellery,
• ailment,
• carpet,
• advance,
• raptor,
• architecture,
• glassware,
• transistor,
• textile,
• glue,
• genre,
• debris,
• screen,
• style,
• recording,
• ill,
• factory,
• object,
• notation,
• behaviour,
• area,
• contrivance,
• project,
• remedy,
• cleaners,
• antidepressant,
• teleost,
• fish,
• tractor,
• snake,
• edition,
• craft,
• part,
• variation,
• concern,
• station,
• insect,
• ism,
• lizard,
• communication,
• narcotic,
• education,
• ship,
• terminal,
• input,
• music,
• tool,
• herbivore,
• furnishing,
• tradition,
• toy,
• computer,
• finance,
• coating,
• cast,
• cooking,
• industry,
• means,
• extra,
• idea,
• agency,
• antibiotic,
• event,
• crustacean,
• development,
• synthetic,
• reptile,
• relative,
• technique,
• diversion,
• surface,
• conifer,
• cat,
• dance,
• competition,
• pesticide,
• fiber,
• ability,
• order,
• group,
• improvement,
• anticoagulant,
• painkiller,
• offering,
• sound,
• resin,
• addition,
• topic,
• location,
• tableware,
• dogma,
• malady,
• offence,
• mammal,
• arts,
• alloy,
• way,
• document,
• container,
• utility,
• math,
• list,
• profession,
• disorder,
• harvester,
• agriculture,
• contraceptive,
• substance,
• instrumentation,
• structure,
• insecticide,
• affliction,
• keyboard,
• sector,
• scholar,
• device,
• endeavor,
• expression,
• ratite,
• bird,
• belief,
• works,
• biology,
• installation,
• optics,
• terms,
• mathematics,
• issue,
• establishment,
• organization,
• attribute,
• philosophy,
• movie,
• change,
• ornament,
• diver,
• activity,
• technology,
• body,
• amphibian,
• format,
• religion,
• lacquer,
• attraction,
• network,
• toiletry,
• game,
• state,
• condition,
• jewelry,
• form,
• subject,
• study,
• feature,
• text,
• vessel,
• danger,
• arthropod,
• building,
• drug,
• pastime,
• organisation,
• plastic,
• democracy,
• entity,
• edifice,
• procedure,
• arena,
• culture,
• times,
• construction,