Déclinaison / Conjugueur latin
| PRÉSENT |
| I sing. | dĕcumor |
| II sing. | dĕcumāris, dĕcumāre |
| III sing. | dĕcumātur |
| I plur. | dĕcumāmur |
| II plur. | dĕcumamĭni |
| III plur. | dĕcumantur |
| IMPARFAIT |
| I sing. | dĕcumābar |
| II sing. | dĕcumabāris, dĕcumabāre |
| III sing. | dĕcumabātur |
| I plur. | dĕcumabāmur |
| II plur. | dĕcumabamĭni |
| III plur. | dĕcumabantur |
| FUTUR SIMPLE |
| I sing. | dĕcumābor |
| II sing. | dĕcumabĕris, dĕcumabĕre |
| III sing. | dĕcumabĭtur |
| I plur. | dĕcumabĭmur |
| II plur. | dĕcumabimĭni |
| III plur. | dĕcumabuntur |
| PARFAIT |
| I sing. | decumatus, a, um sum |
| II sing. | decumatus, a, um es |
| III sing. | decumatus, a, um est |
| I plur. | decumati, ae, a sumus |
| II plur. | decumati, ae, a estis |
| III plur. | decumati, ae, a sunt |
| PLUS-QUE-PARFAIT |
| I sing. | decumatus, a, um eram |
| II sing. | decumatus, a, um eras |
| III sing. | decumatus, a, um erat |
| I plur. | decumati, ae, a eramus |
| II plur. | decumati, ae, a eratis |
| III plur. | decumati, ae, a erant |
| FUTUR ANTÉRIEUR |
| I sing. | decumatus, a, um ero |
| II sing. | decumatus, a, um eris |
| III sing. | decumatus, a, um erit |
| I plur. | decumati, ae, a erimus |
| II plur. | decumati, ae, a eritis |
| III plur. | decumati, ae, a erunt |
| PRÉSENT |
| I sing. | dĕcumer |
| II sing. | dĕcumēris, dĕcumēre |
| III sing. | dĕcumētur |
| I plur. | dĕcumēmur |
| II plur. | dĕcumemĭni |
| III plur. | dĕcumentur |
| IMPARFAIT |
| I sing. | dĕcumārer |
| II sing. | dĕcumarēris, dĕcumarēre |
| III sing. | dĕcumarētur |
| I plur. | dĕcumarēmur |
| II plur. | dĕcumaremĭni |
| III plur. | dĕcumarentur |
| PARFAIT |
| I sing. | decumatus, a, um sim |
| II sing. | decumatus, a, um sis |
| III sing. | decumatus, a, um sit |
| I plur. | decumati, ae, a simus |
| II plur. | decumati, ae, a sitis |
| III plur. | decumati, ae, a sint |
| PLUS-QUE-PARFAIT |
| I sing. | decumatus, a, um essem |
| II sing. | decumatus, a, um esses |
| III sing. | decumatus, a, um esset |
| I plur. | decumati, ae, a essemus |
| II plur. | decumati, ae, a essetis |
| III plur. | decumati, ae, a essent |
| IMPÉRATIF |
| PRÉSENT |
| II sing. | dĕcumāre |
| II plur. | dĕcumamĭni |
| FUTUR |
| II sing. | dĕcumātor |
| III sing. | dĕcumātor |
| II plur. | |
| III plur. | dĕcumantor |
| PARTICIPE |
| PARFAIT |
| decumatus, a, um |
| INFINITO |
| PRÉSENT |
| dĕcumāri |
| PARFAIT |
| Singolare: | decumatus, a, um esse |
| Plurale: | decumati, ae, a esse |
| FUTUR |
| decumatum esse |
| GERUNDIVO |
| dĕcumandus, a, um | |