| Singular | Plural | |
|---|---|---|
| Nominativ | insincerum, insincera, insincerus | insincerae, insinceri, insincera |
| Genitiv | insincerae, insinceri, insinceri | insincerorum, insincerorum, insincerarum |
| Dativ | insincero, insincero, insincerae | insinceris |
| Akkusativ | insinceram, insincerum, insincerum | insincera, insinceros, insinceras |
| Ablativ | insincero, insincero, insincera | insinceris |
| Vokativ | insincere, insincerum, insincera | insincerae, insinceri, insincera |
| Singular | Plural | |
|---|---|---|
| Nominativ | — | — |
| Genitiv | — | — |
| Dativ | — | — |
| Akkusativ | — | — |
| Ablativ | — | — |
| Vokativ | — | — |
| Singular | Plural | |
|---|---|---|
| Nominativ | — | — |
| Genitiv | — | — |
| Dativ | — | — |
| Akkusativ | — | — |
| Ablativ | — | — |
| Vokativ | — | — |
| Grundform | |
|---|---|
| Positiv | insincere |
| Komparativ | — |
| Superlativ | — |