| Positive degree | keen |
| Comparative degree | keener |
| Superlative degree | keenest |
| Singular | Plural | |
|---|---|---|
| Common case | keen | keens |
| Possessive case | keen's | keens' |
|
Basic forms | |
|---|---|
| Infinitive | keen |
| Past | keened, *keen'd |
| Imperative | keen |
| Present Participle (Participle I) | keening |
| Past Participle (Participle II) | keened |
|
Present Indefinite, Active Voice | |
|---|---|
| I keen | we keen |
| you keen | you keen |
| he/she/it keens | they keen |
|
Present Continuous, Active Voice | |
|---|---|
| I am keening | we are keening |
| you are keening | you are keening |
| he/she/it is keening | they are keening |
|
Present Perfect, Active Voice | |
|---|---|
| I have keened | we have keened |
| you have keened | you have keened |
| he/she/it has keened | they have keened |
|
Present Perfect Continuous, Active Voice | |
|---|---|
| I have been keening | we have been keening |
| you have been keening | you have been keening |
| he/she/it has been keening | they have been keening |
|
Past Indefinite, Active Voice | |
|---|---|
| I keened, *keen'd | we keened, *keen'd |
| you keened, *keen'd | you keened, *keen'd |
| he/she/it keened, *keen'd | they keened, *keen'd |
|
Past Continuous, Active Voice | |
|---|---|
| I was keening | we were keening |
| you were keening | you were keening |
| he/she/it was keening | they were keening |
|
Past Perfect, Active Voice | |
|---|---|
| I had keened | we had keened |
| you had keened | you had keened |
| he/she/it had keened | they had keened |
|
Past Perfect Continuous, Active Voice | |
|---|---|
| I had been keening | we had been keening |
| you had been keening | you had been keening |
| he/she/it had been keening | they had been keening |
|
Future Indefinite, Active Voice | |
|---|---|
| I shall/will keen | we shall/will keen |
| you will keen | you will keen |
| he/she/it will keen | they will keen |
|
Future Continuous, Active Voice | |
|---|---|
| I shall/will be keening | we shall/will be keening |
| you will be keening | you will be keening |
| he/she/it will be keening | they will be keening |
|
Future Perfect, Active Voice | |
|---|---|
| I shall/will have keened | we shall/will have keened |
| you will have keened | you will have keened |
| he/she/it will have keened | they will have keened |
|
Future Perfect Continuous, Active Voice | |
|---|---|
| I shall/will have been keening | we shall/will have been keening |
| you will have been keening | you will have been keening |
| he/she/it will have been keening | they will have been keening |
|
Future in the Past Indefinite, Active Voice | |
|---|---|
| I should/would keen | we should/would keen |
| you would keen | you would keen |
| he/she/it would keen | they would keen |
|
Future in the Past Continuous, Active Voice | |
|---|---|
| I should/would be keening | we should/would be keening |
| you would be keening | you would be keening |
| he/she/it would be keening | they would be keening |
|
Future in the Past Perfect, Active Voice | |
|---|---|
| I should/would have keened | we should/would have keened |
| you would have keened | you would have keened |
| he/she/it would have keened | they would have keened |
|
Future in the Past Perfect Continuous, Active Voice | |
|---|---|
| I should/would have been keening | we should/would have been keening |
| you would have been keening | you would have been keening |
| he/she/it would have been keening | they would have been keening |
|
Present Indefinite, Passive Voice | |
|---|---|
| I am keened | we are keened |
| you are keened | you are keened |
| he/she/it is keened | they are keened |
|
Present Continuous, Passive Voice | |
|---|---|
| I am being keened | we are being keened |
| you are being keened | you are being keened |
| he/she/it is being keened | they are being keened |
|
Present Perfect, Passive Voice | |
|---|---|
| I have been keened | we have been keened |
| you have been keened | you have been keened |
| he/she/it has been keened | they have been keened |
|
Past Indefinite, Passive Voice | |
|---|---|
| I was keened | we were keened |
| you were keened | you were keened |
| he/she/it was keened | they were keened |
|
Past Continuous, Passive Voice | |
|---|---|
| I was being keened | we were being keened |
| you were being keened | you were being keened |
| he/she/it was being keened | they were being keened |
|
Past Perfect, Passive Voice | |
|---|---|
| I had been keened | we had been keened |
| you had been keened | you had been keened |
| he/she/it had been keened | they had been keened |
|
Future Indefinite, Passive Voice | |
|---|---|
| I shall/will be keened | we shall/will be keened |
| you will be keened | you will be keened |
| he/she/it will be keened | they will be keened |
|
Future Perfect, Passive Voice | |
|---|---|
| I shall/will have been keened | we shall/will have been keened |
| you will have been keened | you will have been keened |
| he/she/it will have been keened | they will have been keened |