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gwastraffu

to waste

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

Present

Presennol

PersonForm
I (fi)gwastraffaf
You sg. (ti)gwastreffi
He/She (fe/hi)gwastraffa
We (ni)gwastraffwn
You pl. (chi)gwastreffwch
They (nhw)gwastraffant
Impersonalgwastreffir

Imperfect

Amherffaith

PersonForm
I (fi)gwastraffwn
You sg. (ti)gwastraffit
He/She (fe/hi)gwastraffai
We (ni)gwastraffem
You pl. (chi)gwastraffech
They (nhw)gwastraffent
Impersonalgwastreffid

Preterite

Gorffennol

PersonForm
I (fi)gwastreffais
You sg. (ti)gwastreffaist
He/She (fe/hi)gwastraffodd
We (ni)gwastraffasom
You pl. (chi)gwastraffasoch
They (nhw)gwastraffasant
Impersonalgwastraffwyd

Pluperfect

Gorberffaith

PersonForm
I (fi)gwastraffaswn
You sg. (ti)gwastraffasit
He/She (fe/hi)gwastraffasai
We (ni)gwastraffasem
You pl. (chi)gwastraffasech
They (nhw)gwastraffasent
Impersonalgwastraffasid

Future

Dyfodol

PersonForm
I (fi)gwastraffa i
You sg. (ti)gwastraffi di
He/She (fe/hi)hi o
We (ni)gwastraffwn ni
You pl. (chi)gwastraffwch chi
They (nhw)gwastraffan nhw

Conditional

Amodol

PersonForm
I (fi)gwastraffwn
You sg. (ti)gwastraffit
He/She (fe/hi)hi
We (ni)gwastraffem
You pl. (chi)gwastraffech
They (nhw)gwastraffent
Impersonalgwastreffid

Imperative

Gorchmynnol

PersonForm
I (fi)-
You sg. (ti)gwastraffa
He/She (fe/hi)gwastraffed
We (ni)gwastraffwn
You pl. (chi)gwastreffwch
They (nhw)gwastraffent
Impersonalgwastraffer

Example sentences

Mae pobl sy' jyst eisiau torri ar eich traws a gwastraffu'ch amser.

There are people who just want to interrupt and waste your time.

B1

Ac, wrth gwrs, nid dramor yn unig yr ydych chi'n gwastraffu arian trethdalwyr Cymru.

And, of course, it's not just overseas that you're frittering away Welsh taxpayers' money.

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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to join

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dal

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trio

to try

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