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gwirfoddoli

to volunteer

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

Present

Presennol

PersonForm
I (fi)gwirfoddolaf
You sg. (ti)gwirfoddoli
He/She (fe/hi)gwirfoddola
We (ni)gwirfoddolwn
You pl. (chi)gwirfoddolwch
They (nhw)gwirfoddolant
Impersonalgwirfoddolir

Imperfect

Amherffaith

PersonForm
I (fi)gwirfoddolwn
You sg. (ti)gwirfoddolit
He/She (fe/hi)gwirfoddolai
We (ni)gwirfoddolem
You pl. (chi)gwirfoddolech
They (nhw)gwirfoddolent
Impersonalgwirfoddolid

Preterite

Gorffennol

PersonForm
I (fi)gwirfoddolais
You sg. (ti)gwirfoddolaist
He/She (fe/hi)gwirfoddolodd
We (ni)gwirfoddolasom
You pl. (chi)gwirfoddolasoch
They (nhw)gwirfoddolasant
Impersonalgwirfoddolwyd

Pluperfect

Gorberffaith

PersonForm
I (fi)gwirfoddolaswn
You sg. (ti)gwirfoddolasit
He/She (fe/hi)gwirfoddolasai
We (ni)gwirfoddolasem
You pl. (chi)gwirfoddolasech
They (nhw)gwirfoddolasent
Impersonalgwirfoddolasid

Future

Dyfodol

PersonForm
I (fi)gwirfoddola i
You sg. (ti)gwirfoddoli di
He/She (fe/hi)hi o
We (ni)gwirfoddolwn ni
You pl. (chi)gwirfoddolwch chi
They (nhw)gwirfoddolan nhw

Conditional

Amodol

PersonForm
I (fi)gwirfoddolwn
You sg. (ti)gwirfoddolit
He/She (fe/hi)hi
We (ni)gwirfoddolem
You pl. (chi)gwirfoddolech
They (nhw)gwirfoddolent
Impersonalgwirfoddolid

Imperative

Gorchmynnol

PersonForm
I (fi)-
You sg. (ti)gwirfoddola
He/She (fe/hi)gwirfoddoled
We (ni)gwirfoddolwn
You pl. (chi)gwirfoddolwch
They (nhw)gwirfoddolent
Impersonalgwirfoddoler

Example sentences

Nodwyd bod y trydydd sector wedi gweld dirywiad mewn gwirfoddoli ers COVID, gyda'r tebygolrwydd fod nifer o bobl heb ddychwelyd i'w rolau gwirfoddoli.

It was noted that the third sector has seen a decline in volunteering since COVID, with the likelihood that many have just not returned to their volunteering roles.

C1

Mae llawer o grwpiau lleol yn gwirfoddoli yn eu pentrefi.

Lots of local groups volunteer in their villages.

A2

Ac maen nhw'n gweithio, maen nhw'n gwirfoddoli ac maen nhw'n cyfoethogi bywyd yn lleol.

And they are working, they're volunteering and they're enriching local life.

B2

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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