| A | B |
| aqua,ae | water (aquatic, aquarium) |
| aequor,aequoris | water, sea |
| mare,maris | sea (marine, submarine) |
| pontus,i | the deep, see |
| pons, pontis | bridge |
| pelagus,i | sea, ocean |
| ora,ae | shore |
| ripa,ae | bank (riparian) |
| litus, litoris | shore, beach |
| aestus,us | tide, wave, storm, heat |
| aestas,aestatis | summer |
| unda,ae | wave (undulate) |
| sinus,us | bay, gulf, curve, fold (sinuous, insinuate) |
| fretum,i | strait |
| gurges, gurgitis | whirlpool (rugurgitate) |
| rivus,i | stream (river, rivulet, derive) |
| amnis,amnis | stream |
| lacus,us | lake |
| fons, fontis | spring, fountain |
| navis,navis | ship, boat (navy, naval) |
| ratis,ratis | raft, boat |
| classis,classis | fleet, class |
| velum,i | sail (veil) |
| terra,ae | earth, land (terra cotta, terrain, terrestrial) |
| tellus, telluris | earth, soil |
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