| English | Finnish |
| common amaranth | viherrevonhäntä (Amaranthus retroflexus L.) |
| common amaranth | vihreä revonhäntä (Amaranthus retroflexus) |
| common ant-lion | muurahaiskorento (Myrmeleo formicarius) |
| common bearberry | sianpuolukka (Arctostaphylos uva-ursi) |
| common black ant | mauriainen (Lasius americana, Lasius niger) |
| common black rockweed | rakkolevä (Fucus vesiculosus) |
| common bladderwort | isovesiherne (Utricularia vulgaris L.) |
| common bryony | punainen koiranköynnös (Bryonia cretica) |
| common burnet-saxifrage | pukinjuuri (Pimpinella saxifraga) |
| common burnet-saxifrage | ahopukinjuuri (Pimpinella saxifraga) |
| common bur-reed | haarapalpakko (Sparganium erectum Lin., Sparganium erectum) |
| common carp | karppi (Cyprinus carpio) |
| common cat's ear | liuskahäränsilmä (Hypochaeris radicata L., Hypochoeris radicata L.) |
| common cat's-tail | ketotähkiö |
| common cat's-tail | nurmitähkiö |
| common cat's-tail | timotei |
| common cat-tail | leveäosmankäämi (Typha latifolia) |
| common chichweed | pihatähtimö (Stellaria media) |
| common chickweed | pihatähtimö (Stellaria media Cyril., Stellaria media) |
| common chimpanzee | simpanssi (Pan troglodytes, Anthropopithecus troglodytes, Simia troglodytes) |
| common cleavers | kierumatara (Galium aparine Lin., Galium aparine) |
| common clothes moth | vaatekoi (Tinea biseliella, Tineola biseliella, Tineola bisselliella, Tineola crinella) |
| common clubmoss | katinlieko (Lycopodium clavatum) |
| common club-rush | järvikaisla (Schoenoplectus lacustris Palla, Scirpus lacustris L.) |
| common cockchafer | saksanturilas (Melolontha melolontha) |
| common comfrey | tarharaunioyrtti (Symphytum officinale, Symphytum officinalis Lin.) |
| common cottongrass | luhtavilla (Eriophorum angustifolium) |
| common couch-grass | juolavehnä (Elymus repens) |
| common cow parsnip | ukonputki (Heracleum sphondylium L.) |
| common cuttlefish | mustekala (Sepia officinalis) |
| common cuttlefish | sepia (Sepia officinalis) |
| common cuttlefish | seepia (Sepia officinalis) |
| common cuttlefish | yleinen mustekala (Sepia officinalis) |
| common dolphin | delfiini (Delphinus delphis) |
| common dolphinfish | kultamakrilli (Coryphaena hippurus, Coryphaena spp.) |
| common dolphinfish | dolfiini (Coryphaena hippurus, Coryphaena spp.) |
| common duckweed | pikkulimaska (Lemna minor L.) |
| common elodia | kanadanvesirutto (Elodea canadensis) |
| common European cockchafer | saksanturilas (Melolontha melolontha) |
| common evening primrose | iltahelokki (Oenothera biennis, Onagra biennis) |
| common evening-primrose | iltahelokki (Oenothera biennis Lin., Oenothera biennis) |
| common field mouse | peltomyyrä (Microtus agrestis) |
| common field-speedwell | Persian tädyke (Veronica persica) |
| common finback | sillivalas (Balaenoptera physalus) |
| common floatgrass | ojasorsimo (Glyceria fluitans R. Br.) |
| common frog | sammakko (Rana temporaria) |
| common froghopper | sylkikaskas (Philaenus leucophthalmus, Philaenus spumarius) |
| common fumitory | peltoemäkki (Fumaria officinalis Lin., Fumaria officinalis) |
| common germander | teurikka (Teucrium chamaedrys) |
| common grape-hyacinth | hentohelmililja (Muscari botryoides Mill.) |
| common groundsel | peltovillakko (Senecio vulgaris) |
| common gull | kalalokki (Larus canus) |
| common hare | rusakko (Lepus capensis, Lepus europaeus) |
| common hawthorn | tylppäliuskaorapihlaja (Crataegus monogyna) |
| common hippopotamus | virtahepo (Hippopotamus amphibius) |
| common hound's tongue | rohtokoirankieli (Cynoglossum officinale L.) |
| common ivy | muratti (Hedera helix Lin., Hedera helix) |
| common jujube | kiinanjujuba (Ziziphus jujuba, Zizyphus jujuba) |
| Common Kingfisher | kuningaskalastaja (Alcedo atthis) |
| common lamb's quarter | jauhosavikka (Chenopodium album) |
| common lungwort | lehtoimikkä (Pulmonaria) |
| common lungwort | imikkä (Pulmonaria) |
| common madder | värimatara (Rubia tinctorum L.) |
| common magpie moth | karviaismittari (Abraxas grossulariata) |
| common mallow | kiiltomalva (Malva sylvestris) |
| common maple | niverävaahtera (Acer campestre) |
| common marram | rantakaura (Ammophila arenaria Link, Ammophila arundinacea Host) |
| common marramgrass | rantakaura (Ammophila arenaria Link, Ammophila arundinacea Host) |
| common marsh-bedstraw | rantamatara (Galium palustre) |
| common meadow-rue | keltaängelmä (Thalictrum flavum Lin., Thalictrum flavum) |
| common milk-vetch | imeläkurjenherne (Astragalus glycyphyllos) |
| common milkweed | silkkiyrtti (Asclepias syriaca) |
| common mora | siimaturska (Mora mora) |
| common morning glory | aitoelämänlanka (Ipomoea hispida Zucc., Pharbitis purpurea Voigt/Bojer) |
| common mouse-ear | nurmihärkki (Cerastium fontanum) |
| common mouse-ear | härkki (Cerastium caespitosum Gilib., Cerastium vulgatum L.) |
| common mussel | sinisimpukka (Mytilus edulis) |
| common nandu | nandu (Rhea americana) |
| common orache | kylämaltsa (Atriplex patula) |
| common otter | euroopansaukko (Lutra lutra) |
| common otter | saukko (Lutra lutra) |
| common palm civet | musanki (Paradoxurus hermaphroditus) |
| common pandora | punapagelli (Pagellus canariensis, Pagellus erythrinus) |
| common plantain | piharatamo (Plantago major) |
| common pompano | pompano (Trachinotus carolinus) |
| common raccoon | pesukarhu (Procyon lotor) |
| common ragwort | jaakonvillakko (Senecio jacobaea) |
| common ragwort | Jaakon villakko (Senecio jacobaea Lin., Senecio jacobaea) |
| common rat | isorotta (Epimys norvegicus, Rattus norvegicus) |
| common red backed mouse | metsämyyrä (Clethrionomys glareolus, Evotomys glareolus) |
| common red spidermite | vihannespunkki (Tetranychus urticae) |
| common reed | ruoko (Phragmites australis) |
| common rhea | nandu (Rhea americana) |
| common rorqual | sillivalas (Balaenoptera physalus) |
| common seabream | pilkkupagelli (Pagellus bogaraveo, Pagellus centrodontus) |
| common seal | kirjohylje (Phoca vitulina) |
| common sedge | jokapaikansara (Carex fusca All., Carex nigra Reich.) |
| common sensitive plant | tuntokasvi (Mimosa pudica L.) |
| common shore crab | rantataskurapu (Carcinus maenas) |
| common shrimp | hietakatkarapu (Crangon crangon) |
| common snail | sakriinikotilo (Cornu aspersum, Helix aspersa) |
| common spike-rush | suoluikka (Eleocharis palustris) |
| common spiny lobster | langusti (Palinurus elephas) |
| common spoonbill | kapustahaikara (Platalea leucorodia) |
| common stork's-bill | kurjennokka (Erodium cicutarium Herit., Erodium cicutarium) |
| common sturgeon | sampi (Acipenser sturio) |
| common swallowtail | ritariperhonen (Papilio machaon) |
| common tea | teepensas (Camellia sinensis, Thea sinensis) |
| common thorn-apple | hulluruoho (Datura stramonium L.) |
| common two-banded seabream | kaulussargi (Diplodus vulgaris) |
| common vole | kenttämyyrä (Microtus arvalis) |
| common wallcress | lituruoho (Arabidopsis thaliana Heynh., Arabis thaliana L.) |
| common water-crowfoot | ojasätkin (Ranunculus aquatilis) |
| common waterlens | pikkulimaska (Lemna minor L.) |
| common water-plantain | ratamosarpio (Alisma Plantago Lin., Alisma plantago-aquatica) |
| common water-starwort | vesitähti (Callitriche stagnalis) |
| common wheat | tavallinen vehnä (Triticum aestivum) |
| common whitlow-grass | kevätkynsimö (Erophila verna) |
| common wild oat | hukkakaura (Avena fatua) |
| common wolf | susi (Canis lupus) |
| common wormwood | mali (Artemisia Absinthium Lin., Artemisia absinthium) |
