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