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dioddef

to suffer

"dioddef" means "to suffer" in Welsh. Full conjugation table with present, imperfect, preterite, future, conditional, and imperative tenses.

Present

Presennol

PersonForm
I (fi)dioddefaf
You sg. (ti)dioddefi
He/She (fe/hi)dioddefa
We (ni)dioddefwn
You pl. (chi)dioddefwch
They (nhw)dioddefant
Impersonaldioddefir

Imperfect

Amherffaith

PersonForm
I (fi)dioddefwn
You sg. (ti)dioddefit
He/She (fe/hi)dioddefai
We (ni)dioddefem
You pl. (chi)dioddefech
They (nhw)dioddefent
Impersonaldioddefid

Preterite

Gorffennol

PersonForm
I (fi)dioddefais
You sg. (ti)dioddefaist
He/She (fe/hi)dioddefodd
We (ni)dioddefasom
You pl. (chi)dioddefasoch
They (nhw)dioddefasant
Impersonaldioddefwyd

Pluperfect

Gorberffaith

PersonForm
I (fi)dioddefaswn
You sg. (ti)dioddefasit
He/She (fe/hi)dioddefasai
We (ni)dioddefasem
You pl. (chi)dioddefasech
They (nhw)dioddefasent
Impersonaldioddefasid

Conditional

Amodol

PersonForm
I (fi)dioddefwn
You sg. (ti)dioddefit
He/She (fe/hi)dioddefai
We (ni)dioddefem
You pl. (chi)dioddefech
They (nhw)dioddefent
Impersonaldioddefid

Imperative

Gorchmynnol

PersonForm
I (fi)-
You sg. (ti)dioddefa
He/She (fe/hi)dioddefed
We (ni)dioddefwn
You pl. (chi)dioddefwch
They (nhw)dioddefent
Impersonaldioddefer

Example sentences

Mae'r bobl yn dioddef.

The people are suffering.

B2

Ceir tystiolaeth gynyddol fod plant wedi dioddef yn fawr dan gyfyngiadau symud COVID, yn enwedig y rhai sy'n byw mewn cartrefi gorlawn heb allu mynd allan i chwarae yn yr awyr agored.

There is increasing evidence that children suffered greatly from the COVID lockdown, particularly those living in overcrowded homes with no access to outdoor play.

C1

Dyna pam, boed yn Gadeirydd y pwyllgor ai peidio, boed yn Aelod o'r Senedd ai peidio, y byddaf bob amser yn sefyll o blaid y teuluoedd sydd wedi dioddef profedigaeth ac a gollodd anwyliaid yn ystod y pandemig.

That's why, committee Chair or not, Senedd Member or not, I will always stand up for those bereaved families who lost loved ones in the pandemic.

C1

Pan fydd ffermio'n dioddef, mae Cymru'n dioddef.

When farming suffers, Wales suffers.

B1

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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Other Welsh verbs

euro

to gild

uno

to join

duo

to become black

mela

to gather nectar to make honey

dal

to catch

trio

to try

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