aeracht

Irish

Alternative forms

• aerdhacht (obsolete)

Etymology

From aer (“air”) +‎ -acht, formed by analogy with aerach.

Noun

aeracht f (genitive singular aerachta)

1. airiness, lightness

   Synonym: aeraíl

2. gaiety

   Synonym: aeraíl

3. flightiness

   Synonym: aeraíl

Declension

Declension of aeracht (third declension, no plural)

bare forms case singular nominative aeracht vocative a aeracht genitive aerachta dative aeracht forms with the definite article case singular nominative an aeracht genitive na haerachta dative leis an aeracht don aeracht

Derived terms

• aerachtúil (“eerie”, adjective)

Related terms

• aerach (“airy; gay, lively; flighty”, adjective)

Mutation

Mutated forms of aeracht

radical	eclipsis	with h-prothesis	with t-prothesis
aeracht	n-aeracht	haeracht	not applicable

Note: Certain mutated forms of some words can never occur in standard Modern Irish.
All possible mutated forms are displayed for convenience.

Further reading

• Ó Dónaill, Niall (1977) “aeracht”, in Foclóir Gaeilge–Béarla, Dublin: An Gúm, →ISBN
• “aeracht”, in New English-Irish Dictionary, Foras na Gaeilge, 2013-2025