Irish
- deachmha, deachmhadh (supserseded)
- deaghchú (obsolete)[1]
Etymology
From Old Irish dechmad.[2] Doublet of deichiú.
Noun
deachú f (genitive singular deachún, nominative plural deachúna)
- a tenth
- tithe
Declension
Declension of deachú (fifth declension)
| bare forms
|
|
|
singular
|
plural
|
| nominative
|
deachú
|
deachúna
|
| vocative
|
a dheachú
|
a dheachúna
|
| genitive
|
deachún
|
deachúna
|
| dative
|
deachú
deachúin (archaic, dialectal)
|
deachúna
|
| forms with the definite article
|
|
|
singular
|
plural
|
| nominative
|
an deachú
|
na deachúna
|
| genitive
|
na deachún
|
na ndeachúna
|
| dative
|
leis an deachú
leis an deachúin (archaic, dialectal)
don deachú
don deachúin (archaic, dialectal)
|
leis na deachúna
|
|
Mutation
Mutated forms of deachú
| radical
|
lenition
|
eclipsis
|
| deachú
|
dheachú
|
ndeachú
|
Note: Certain mutated forms of some words can never occur in standard Modern Irish.
All possible mutated forms are displayed for convenience.
References
- ^ “deachú”, in Historical Irish Corpus, 1600–1926, Royal Irish Academy
- ^ Gregory Toner, Sharon Arbuthnot, Máire Ní Mhaonaigh, Marie-Luise Theuerkauf, Dagmar Wodtko, editors (2019), “deachú”, in eDIL: Electronic Dictionary of the Irish Language
Further reading