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gallu

to be able to

"gallu" means "to be able to" in Welsh. Full conjugation table with present, imperfect, preterite, future, conditional, and imperative tenses.

Present

Presennol

PersonForm
I (fi)gallaf
You sg. (ti)gelli
He/She (fe/hi)gall
We (ni)gallwn
You pl. (chi)gellwch
They (nhw)gallant
Impersonalgellir

Imperfect

Amherffaith

PersonForm
I (fi)gallwn
You sg. (ti)gallit
He/She (fe/hi)gallai
We (ni)gallem
You pl. (chi)gallech
They (nhw)gallent
Impersonalgellid

Preterite

Gorffennol

PersonForm
I (fi)gellais
You sg. (ti)gellaist
He/She (fe/hi)gallodd
We (ni)gallasom
You pl. (chi)gallasoch
They (nhw)gallasant
Impersonalgallwyd

Pluperfect

Gorberffaith

PersonForm
I (fi)gallaswn
You sg. (ti)gallasit
He/She (fe/hi)gallasai
We (ni)gallasem
You pl. (chi)gallasech
They (nhw)gallasent
Impersonalgallasid

Future

Dyfodol

PersonForm
I (fi)galla i
You sg. (ti)galli di
He/She (fe/hi)gall o
We (ni)gallwn ni
You pl. (chi)gallwch chi
They (nhw)gallan nhw

Conditional

Amodol

PersonForm
I (fi)gallwn
You sg. (ti)gallit
He/She (fe/hi)gallai
We (ni)gallem
You pl. (chi)gallech
They (nhw)gallent
Impersonalgellid

Imperative

Gorchmynnol

PersonForm
I (fi)-
You sg. (ti)gall
He/She (fe/hi)galled
We (ni)gallwn
You pl. (chi)gellwch
They (nhw)gallent
Impersonalgaller

Example sentences

Dw i'n gallu deall dy iaith di.

I can understand your language.

A1

Dydy o ddim yn gallu cyfri.

He can't count.

A2

Mae e'n gallu darllen yn dda.

He is good at reading.

A2

Dydy Ellen ddim yn gallu siarad Cymraeg.

Ellen does not speak English.

A2

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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