| I | signify |
|---|---|
| you | signify |
| he/she/it | signifies |
| we | signify |
| you | signify |
| they | signify |
| I | signified |
|---|---|
| you | signified |
| he/she/it | signified |
| we | signified |
| you | signified |
| they | signified |
| I | have | signified |
|---|---|---|
| you | have | signified |
| he/she/it | has | signified |
| we | have | signified |
| you | have | signified |
| they | have | signified |
| I | had | signified |
|---|---|---|
| you | had | signified |
| he/she/it | had | signified |
| we | had | signified |
| you | had | signified |
| they | had | signified |