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trosi

to convert

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

Present

Presennol

PersonForm
I (fi)trosaf
You sg. (ti)trosi
He/She (fe/hi)troso
We (ni)trosom
You pl. (chi)trosoch
They (nhw)trosant
Impersonaltrosir

Imperfect

Amherffaith

PersonForm
I (fi)troswn
You sg. (ti)trosit
He/She (fe/hi)trosai
We (ni)trosem
You pl. (chi)trosech
They (nhw)trosent
Impersonaltrosid

Preterite

Gorffennol

PersonForm
I (fi)trosais
You sg. (ti)trosaist
He/She (fe/hi)trosodd
We (ni)trosasom
You pl. (chi)trosasoch
They (nhw)trosasant
Impersonaltroswyd

Pluperfect

Gorberffaith

PersonForm
I (fi)trosaswn
You sg. (ti)trosasit
He/She (fe/hi)trosasai
We (ni)trosasem
You pl. (chi)trosasech
They (nhw)trosasent
Impersonaltrosasid

Future

Dyfodol

PersonForm
I (fi)trosa i
You sg. (ti)trosi di
He/She (fe/hi)hi o
We (ni)troswn ni
You pl. (chi)troswch chi
They (nhw)trosan nhw

Conditional

Amodol

PersonForm
I (fi)troswn
You sg. (ti)trosit
He/She (fe/hi)hi
We (ni)trosem
You pl. (chi)trosech
They (nhw)trosent
Impersonaltrosid

Imperative

Gorchmynnol

PersonForm
I (fi)-
You sg. (ti)trosa
He/She (fe/hi)trosed
We (ni)troswn
You pl. (chi)troswch
They (nhw)trosent
Impersonaltroser

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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