| SgM | SgF | SgN | PlM | PlF | PlN | |
| Nom | efniligr | efnilig (rule) | efniligt (rule) | efniligir (rule) | efniligar (rule) | efnilig (rule) |
| Acc | efniligan (rule) | efniliga (rule) | efniligt (rule) | efniliga (rule) | efniligar (rule) | efnilig (rule) |
| Dat | efniligum (rule) | efniligri (rule) | efniligu (rule) | efniligum (rule) | efniligum (rule) | efniligum (rule) |
| Gen | efniligs (rule) | efniligrar (rule) | efniligs (rule) | efniligra (rule) | efniligra (rule) | efniligra (rule) |
| SgM | SgF | SgN | Pl | |
| Nom | efniligi (rule) | efniliga (rule) | efniliga (rule) | efniligu (rule) |
| Acc | efniliga (rule) | efniligu (rule) | efniliga (rule) | efniligu (rule) |
| Dat | efniliga (rule) | efniligu (rule) | efniliga (rule) | efniligum (rule) |
| Gen | efniliga (rule) | efniligu (rule) | efniliga (rule) | efniligu (rule) |
| Degree | |
| Comp | efniligari (rule) |
| Sup | efniligastr (rule) |