Deinim is an irregular verb. Its verbal noun is déanamh /dʹianəv/. The verbal adjective is déanta /dʹiantə/.
Habitual present tense
| affirmative form | negative form | ||||
|---|---|---|---|---|---|
| I | deinim | dʹinʹimʹ | ní dheinim | nʹi: jinʹimʹ | |
| you s. | deineann tú | dʹinʹən tu: | ní dheineann tú | nʹi: jinʹən tu: | |
| he | deineann sé | dʹinʹən sʹe: | ní dheineann sé | nʹi: jinʹən sʹe: | |
| we | deinimíd | dʹinʹimʹi:dʹ | ní dheinimíd | nʹi: jinʹimʹi:dʹ | |
| you pl. | deineann sibh | dʹinʹən sʹivʹ | ní dheineann sibh | nʹi: jinʹən sʹivʹ | |
| they | deinid siad | dʹinʹidʹ sʹiəd | ní dheinid siad | nʹi: jinʹidʹ sʹiəd | |
| one | deintear | dʹinʹtʹər | ní dheintear | nʹi: jinʹtʹər |
Note: this verb has become corrupted in Cork Irish. The historically correct forms are do-ghním and ní dhéanaim. In traditional Cork Irish, the autonomous form will be found unlenited after ní and after the relative particle, although current usage lenites.
Simple past tense
| affirmative form | negative form | ||||
|---|---|---|---|---|---|
| I | do dheineas | də jinʹəs | níor dheineas | nʹi:r jinʹəs | |
| you s. | do dheinis | də jinʹisʹ | níor dheinis | nʹi:r jinʹisʹ | |
| he | do dhein sé | də jinʹ sʹe: | níor dhein sé | nʹi:r jinʹ sʹe: | |
| we | do dheineamair | də jinʹəmirʹ | níor dheineamair | nʹi:r jinʹəmirʹ | |
| you pl. | do dheineabhair | də jinʹu:rʹ | níor dheineabhair | nʹi:r jinʹu:rʹ | |
| they | do dheineadar | də jinʹədər | níor dheineadar | nʹi:r jinʹədər | |
| one | do deineadh | də dʹinʹəg | níor deineadh | nʹi:r dʹinʹəg |
Note: the historically correct forms here would be do-rinneas and ní dhearna. The past-tense autonomous form is not lenited after do or níor or after the direct relative particle.
Future tense
| affirmative form | negative form | ||||
|---|---|---|---|---|---|
| I | déanfad, déanfaidh mé | dʹianhəd, dʹianhi mʹe: | ní dhéanfad, ní dhéanfaidh mé | nʹi: jianhəd, nʹi: jianhi mʹe: | |
| you s. | déanfair | dʹianhirʹ | ní dhéanfair | nʹi: jianhirʹ | |
| he | déanfaidh sé | dʹianhi sʹe: | ní dhéanfaidh sé | nʹi: jianhi sʹe: | |
| we | déanfaimíd | dʹianhimʹi:dʹ | ní dhéanfaimíd | nʹi: jianhimʹi:dʹ | |
| you pl. | déanfaidh sibh | dʹianhi sʹivʹ | ní dhéanfaidh sibh | nʹi: jianhi sʹivʹ | |
| they | déanfaid siad | dʹianhidʹ sʹiəd | ní dhéanfaid siad | nʹi: jianhidʹ sʹiəd | |
| one | déanfar | dʹianfər | ní dhéanfar | nʹi: jianfər |
Note: the historically correct forms here would do-ghéanad and ní dhéanad; the f was not originally present and has been imported by analogy. in traditional Cork Irish, the autonomous form will be found unlenited after ní and after the relative particle, although current usage lenites.
Conditional tense
| affirmative form | negative form | ||||
|---|---|---|---|---|---|
| I | do dhéanfainn | də jianhiŋʹ | ní dhéanfainn | nʹi: jianhiŋʹ | |
| you s. | do dhéanfá | də jianfɑ: | ní dhéanfá | nʹi: jianfɑ: | |
| he | do dhéanfadh sé | də jianhəx sʹe: | ní dhéanfadh sé | nʹi: jianhəx sʹe: | |
| we | do dhéanfaimís | də jianhimʹi:sʹ | ní dhéanfaimís | nʹi: jianhimʹi:sʹ | |
| you pl. | do dhéanfadh sibh | də jianhəx sʹivʹ | ní dhéanfadh sibh | nʹi: jianhəx sʹivʹ | |
| they | do dhéanfaidís | də jianhidʹi:sʹ | ní dhéanfaidís | nʹi: jianhidʹi:sʹ | |
| one | do dhéanfaí | də jianfʹi: | ní dhéanfaí | nʹi: jianfʹi: |
Note: the historically correct forms here are do-ghéanainn and ní dhéanainn; the f was not originally present and has been imported by analogy. In traditional Cork Irish, the autonomous form will be found unlenited after ní and after the relative particle, although current usage lenites.
Habitual past or imperfect tense
| affirmative form | negative form | ||||
|---|---|---|---|---|---|
| I | do dheininn | də jinʹiŋʹ | ní dheininn | nʹi: jinʹiŋʹ | |
| you s. | do dheinteá | də jinʹtɑ: | ní dheinteá | nʹi: jinʹtɑ: | |
| he | do dheineadh sé | də jinʹəx sʹe: | ní dheineadh sé | nʹi: jinʹəx sʹe: | |
| we | do dheinimís | də jinʹimʹi:sʹ | ní dheinimís | nʹi: jinʹimʹi:sʹ | |
| you pl. | do dheineadh sibh | də jinʹəx sʹivʹ | ní dheineadh sibh | nʹi: jinʹəx sʹivʹ | |
| they | do dheinidís | də jinʹidʹi:sʹ | ní dheinidís | nʹi: jinʹidʹi:sʹ | |
| one | do dheintí | də jinʹtʹi: | ní dheintí | nʹi: jinʹtʹi: |
Note: the historically correct forms here are do-ghnínn and ní dhéanainn. In traditional Cork Irish, the autonomous form will be found unlenited after ní and after the relative particle, although current usage lenites.
Imperative mood
| affirmative form | negative form | ||||
|---|---|---|---|---|---|
| I | deinim | dʹinʹimʹ | ná deinim | nɑ: dʹinʹimʹ | |
| you s. | dein | dʹinʹ | ná dein | nɑ: dʹinʹ | |
| he | deineadh sé | dʹinʹəx sʹe: | ná deineadh sé | nɑ: dʹinʹəx sʹe: | |
| we | deinimís | dʹinʹimʹi:sʹ | ná deinimís | nɑ: dʹinʹimʹi:sʹ | |
| you pl. | deinidh | dʹinʹigʹ | ná deinidh | nɑ: dʹinʹigʹ | |
| they | deinidís | dʹinʹidʹi:sʹ | ná deinidís | nɑ: dʹinʹidʹi:sʹ | |
| one | deintear | dʹinʹtʹər | ná deintear | nɑ: dʹinʹtʹər |
Note: the historically correct forms here are déanaim and ná déanaim.
Present subjunctive
| affirmative form | negative form | ||||
|---|---|---|---|---|---|
| I | go ndeinead | gə nʹinʹəd | nár dheinead | nɑ:r jinʹəd | |
| you s. | go ndeinir | gə nʹinʹirʹ | nár dheinir | nɑ:r jinʹirʹ | |
| he | go ndeinidh sé | gə nʹinʹi sʹe: | nár dheinidh sé | nɑ:r jinʹi sʹe: | |
| we | go ndeinimíd | gə nʹinʹimʹi:dʹ | nár dheinimíd | nɑ:r jinʹimʹi:dʹ | |
| you pl. | go ndeinidh sibh | gə nʹinʹi sʹivʹ | nár dheinidh sibh | nɑ:r jinʹi sʹivʹ | |
| they | go ndeinid siad | gə nʹinʹidʹ sʹiəd | nár dheinid siad | nɑ:r jinʹidʹ sʹiəd | |
| one | go ndeintear | gə nʹinʹtʹər | nár dheintear | nɑ:r jinʹtʹər |
Note: the historically correct form here would be go ndéanad. In traditional Cork Irish, the autonomous form will be found unlenited after nár, although current usage lenites. The present subjunctive is often replaced by the future tense.
Imperfect subjunctive
| affirmative form | negative form | ||||
|---|---|---|---|---|---|
| I | dá ndeininn | dɑ: nʹinʹiŋʹ | mara ndeininn | mɑrə nʹinʹiŋʹ | |
| you s. | dá ndeinteá | dɑ: nʹinʹtɑ: | mara ndeinteá | mɑrə nʹinʹtɑ: | |
| he | dá ndeineadh sé | dɑ: nʹinʹəx sʹe: | mara ndeineadh sé | mɑrə nʹinʹəx sʹe: | |
| we | dá ndeinimís | dɑ: nʹinʹimʹi:sʹ | mara ndeinimís | mɑrə nʹinʹimʹi:sʹ | |
| you pl. | dá ndeineadh sibh | dɑ: nʹinʹəx sʹivʹ | mara ndeineadh sibh | mɑrə nʹinʹəx sʹivʹ | |
| they | dá ndeinidís | dɑ: nʹinʹidʹi:sʹ | mara ndeinidís | mɑrə nʹinʹidʹi:sʹ | |
| one | dá ndeintí | dɑ: nʹinʹtʹi: | mara ndeintí | mɑrə nʹinʹtʹi: |
Note: the historically correct form here would be dá ndéanainn. Séadna has both dá ndéanadh and dá ndeineadh. The past subjunctive is often replaced by the conditional tense.