gwacáu

Welsh

Etymology

gwag (empty) +‎ -áu

Pronunciation

Verb

gwacáu (first-person singular present gwacâf)

  1. to empty, to evacuate, to flush
    Synonym: gwagio

Usage notes

The verbnoun or dictionary form of a verb, such as this entry, is employed as a masculine singular noun in Welsh to express an uncountable verbal noun. The corresponding countable noun is usually derived morphologically from the related verb.

Conjugation

Conjugation (literary)
singular plural impersonal
first second third first second third
present indicative/future gwacâf gwacei gwacâ gwacawn gwacewch gwacânt gwaceir
imperfect (indicative/subjunctive)/
conditional
gwacawn gwacait gwacâi gwacaem gwacaech gwacaent gwaceid
preterite gwaceais gwaceaist gwacaodd gwacasom gwacasoch gwacasant gwacawyd
pluperfect gwacaswn gwacasit gwacasai gwacasem gwacasech gwacasent gwacasid, gwacesid
present subjunctive gwacawyf gwaceych gwacao gwacaom gwacaoch gwacaont gwacaer
imperative gwacâ gwacaed gwacawn gwacewch gwacaent gwacaer
verbal noun
verbal adjectives gwacedig
gwacadwy
Conjugation (colloquial)
inflected
colloquial forms
singular plural
first second third first second third
future gwacâ i gwacai di gwacaith o/e/hi,
gwacaiff e/hi
gwacawn ni gwacawch chi gwacân nhw
conditional gwacawn i,
gwacaswn i
gwacaet ti,
gwacaset ti
gwacâi fo/fe/hi,
gwacasai fo/fe/hi
gwacaen ni,
gwacasen ni
gwacaech chi,
gwacasech chi
gwacaen nhw,
gwacasen nhw
preterite gwacaes i gwacaest ti gwacaodd o/e/hi gwacaon ni gwacaoch chi gwacaon nhw
imperative gwacâ gwacawch

Note: All other forms are periphrastic, as usual in colloquial Welsh.

Derived terms

  • gwacâd (evacuation)

Further reading

  • R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke et al., editors (1950–present), “gwacáu”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies