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ymddatod

to come undone

"ymddatod" means "to come undone" in Welsh. Full conjugation table with present, imperfect, preterite, future, conditional, and imperative tenses.

Present

Presennol

PersonForm
I (fi)ymddatodaf
You sg. (ti)ymddatodi
He/She (fe/hi)ymddetyd
We (ni)ymddatodwn
You pl. (chi)ymddatodwch
They (nhw)ymddatodant
Impersonalymddatodir

Imperfect

Amherffaith

PersonForm
I (fi)ymddatodwn
You sg. (ti)ymddatodit
He/She (fe/hi)ymddatodai
We (ni)ymddatodem
You pl. (chi)ymddatodech
They (nhw)ymddatodent
Impersonalymddatodid

Preterite

Gorffennol

PersonForm
I (fi)ymddatodais
You sg. (ti)ymddatodaist
He/She (fe/hi)hi
We (ni)ymddatodasom
You pl. (chi)ymddatodasoch
They (nhw)ymddatodasant
Impersonalymddatodwyd

Pluperfect

Gorberffaith

PersonForm
I (fi)ymddatodaswn
You sg. (ti)ymddatodasit
He/She (fe/hi)ymddatodasai
We (ni)ymddatodasem
You pl. (chi)ymddatodasech
They (nhw)ymddatodasent
Impersonalymddatodasid

Future

Dyfodol

PersonForm
I (fi)ymddatoda i
You sg. (ti)ymddatodi di
He/She (fe/hi)hi o
We (ni)ymddatodwn ni
You pl. (chi)ymddatodwch chi
They (nhw)ymddatodan nhw

Conditional

Amodol

PersonForm
I (fi)ymddatodwn
You sg. (ti)ymddatodit
He/She (fe/hi)hi
We (ni)ymddatodem
You pl. (chi)ymddatodech
They (nhw)ymddatodent
Impersonalymddatodid

Imperative

Gorchmynnol

PersonForm
I (fi)-
You sg. (ti)ymddatoda
He/She (fe/hi)ymddatoded
We (ni)ymddatodwn
You pl. (chi)ymddatodwch
They (nhw)ymddatodent
Impersonalymddatoder

Further reading

Welsh Verb Conjugation — All Tenses, Full Tables, Clear Patterns →The Welsh Verb Bod (To Be) — Every Form, Every Tense →Welsh Pronunciation — It's Actually Easier Than English →Best Apps to Learn Welsh (2026) →Browse all Welsh verb conjugations →

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