| Nominativ | ignisque, ignis, puerignis, ignis | ignes, ignesque, ignes |
| Genitiv | ignis, ignisque, ignis, puerignis | ignium, ignum, ignum, indignium, larignum, igninum, ignium |
| Dativ | igniacus, igne, igni, marsigni, igninum, igni | ignibus, ignibus, ignibusque |
| Akkusativ | ignem, ignem, ignemneque, ignim, ignemque, ignim | puerignis, ignis, ignisque, ignis, ignes, ignesque, ignes |
| Ablativ | igni, igne, igniacus, igne, igni, marsigni, igninum | ignibus, ignibus, ignibusque |
| Vokativ | ignisque, ignis, puerignis, ignis | ignes, ignesque, ignes |
