| Nominativ | recta, rectum, rectumque, rectumsequi, decrecta, rectaque, rectus | recta, rectae, recti, rectique, decrecta, rectinae, rectiusque, rectaque, rhectae |
| Genitiv | rectae, recti, recti, rectique, rectique, rectinae, rectiusque, rectinae, rectiusque, rhectae | rectarum, rectorum, rectorum |
| Dativ | recto, recto, rectoque, rectoque, rectae, rectoreis, rectoreis, rhectae | rectissume, rectis |
| Akkusativ | rectum, rectum, rectumque, rectumque, rectam, rectumsequi, rectumsequi | rectaque, rectas, recta, decrecta, rectos, rectosque |
| Ablativ | recto, recta, recto, rectoque, rectoque, rectoreis, decrecta, rectoreis, rectaque | rectissume, rectis |
| Vokativ | recta, rectum, recte, rectealiquae, rectumque, rectearbitratur, recteque, rectumsequi, decrecta, rectaque, rechte | rhectae, recta, rectae, recti, rectique, decrecta, rectinae, rectiusque, rectaque |
