| 1 | unfehlbar | Stammform | basic form |
| 2 | unfehlbarer | Nominativ, Maskulinum, Singular, Starke Deklination | nominative case, masculine, singular, strong declension |
| 3 | unfehlbaren | Genitiv, Akkusativ, Maskulinum, Singular, Starke Deklination | genitive case, accusative case, masculine, singular, strong declension |
| 4 | unfehlbarem | Dativ, Maskulinum, Singular, Starke Deklination | dative case, masculine, singular, strong declension |
| 5 | unfehlbare | Nominativ, Akkusativ, Femininum, Singular, Starke Deklination | nominative case, accusative case, feminine, singular, strong declension |
| 6 | unfehlbarer | Genitiv, Dativ, Femininum, Singular, Starke Deklination | genitive case, dative case, feminine, singular, strong declension |
| 7 | unfehlbares | Nominativ, Akkusativ, Neutrum, Singular, Starke Deklination | nominative case, accusative case, neuter, singular, strong declension |
| 8 | unfehlbaren | Genitiv, Neutrum, Singular, Starke Deklination | genitive case, neuter, singular, strong declension |
| 9 | unfehlbarem | Dativ, Neutrum, Singular, Starke Deklination | dative case, neuter, singular, strong declension |
| 10 | unfehlbare | Nominativ, Akkusativ, Plural, Starke Deklination | nominative case, accusative case, plural, strong declension |
| 11 | unfehlbarer | Genitiv, Plural, Starke Deklination | genitive case, plural, strong declension |
| 12 | unfehlbaren | Dativ, Plural, Starke Deklination | dative case, plural, strong declension |
| 13 | unfehlbare | Nominativ, Maskulinum, Singular, Schwache Deklination | nominative case, masculine, singular, weak declension |
| 14 | unfehlbaren | Genitiv, Dativ, Akkusativ, Maskulinum, Singular, Schwache Deklination | genitive case, dative case, accusative case, masculine, singular, weak declension |
| 15 | unfehlbare | Nominativ, Akkusativ, Femininum, Singular, Schwache Deklination | nominative case, accusative case, feminine, singular, weak declension |
| 16 | unfehlbaren | Genitiv, Dativ, Femininum, Singular, Schwache Deklination | genitive case, dative case, feminine, singular, weak declension |
| 17 | unfehlbaren | Nominativ, Genitiv, Dativ, Akkusativ, Plural, Schwache Deklination | nominative case, genitive case, dative case, accusative case, plural, weak declension |
| 18 | unfehlbarer | Nominativ, Maskulinum, Singular, Gemischte Deklination | nominative case, masculine, singular, mixed declension |
| 19 | unfehlbaren | Genitiv, Dativ, Akkusativ, Maskulinum, Singular, Gemischte Deklination | genitive case, dative case, accusative case, masculine, singular, mixed declension |
| 20 | unfehlbare | Nominativ, Akkusativ, Femininum, Singular, Gemischte Deklination | nominative case, accusative case, feminine, singular, mixed declension |
| 21 | unfehlbaren | Genitiv, Dativ, Femininum, Singular, Gemischte Deklination | genitive case, dative case, feminine, singular, mixed declension |
| 22 | unfehlbares | Nominativ, Akkusativ, Neutrum, Singular, Gemischte Deklination | nominative case, accusative case, neuter, singular, mixed declension |
| 23 | unfehlbaren | Genitiv, Dativ, Neutrum, Singular, Gemischte Deklination | genitive case, dative case, neuter, singular, mixed declension |
| 24 | unfehlbaren | Nominativ, Genitiv, Dativ, Akkusativ, Plural, Gemischte Deklination | nominative case, genitive case, dative case, accusative case, plural, mixed declension |
| 25 | unfehlbarer | Superlativ | superlative |