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arfer

to use

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

Present

Presennol

PersonForm
I (fi)arferaf
You sg. (ti)arferi
He/She (fe/hi)arfer
We (ni)arferwn
You pl. (chi)arferwch
They (nhw)arferant
Impersonalarferir

Imperfect

Amherffaith

PersonForm
I (fi)arferwn
You sg. (ti)arferit
He/She (fe/hi)arferai
We (ni)arferem
You pl. (chi)arferech
They (nhw)arferent
Impersonalarferid

Preterite

Gorffennol

PersonForm
I (fi)arferais
You sg. (ti)arferaist
He/She (fe/hi)arferodd
We (ni)arferasom
You pl. (chi)arferasoch
They (nhw)arferasant
Impersonalarferwyd

Pluperfect

Gorberffaith

PersonForm
I (fi)arferaswn
You sg. (ti)arferasit
He/She (fe/hi)arferasai
We (ni)arferasem
You pl. (chi)arferasech
They (nhw)arferasent
Impersonalarferasid

Future

Dyfodol

PersonForm
I (fi)arfera i
You sg. (ti)arferi di
He/She (fe/hi)hi o
We (ni)arferwn ni
You pl. (chi)arferwch chi
They (nhw)arferant nhw

Conditional

Amodol

PersonForm
I (fi)arferwn
You sg. (ti)arferit
He/She (fe/hi)arferai
We (ni)arferem
You pl. (chi)arferech
They (nhw)arferent
Impersonalarferid

Imperative

Gorchmynnol

PersonForm
I (fi)-
You sg. (ti)arfer
He/She (fe/hi)arfered
We (ni)arferwn
You pl. (chi)arferwch
They (nhw)arferent
Impersonalarferer

Example sentences

Beth sydd fel arfer yn achosi'r boen?

What usually causes the pain?

B1

Roedd Tom yn arfer bod yn hyfforddwr ci proffesiynol.

Tom used to be a professional dog trainer.

B1

Mae Tom yn anghywir fel arfer.

Tom is wrong as usual.

B2

Roeddwn yn arfer bod yn ddarlithydd mewn addysg bellach ac yn un o lywodraethwyr Coleg Abertawe, un o'r colegau rhagflaenol.

I was previously a lecturer in further education and a governor of Swansea College, one of the predecessor colleges.

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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