Irish edit

Alternative forms edit

Etymology edit

From costas (cost, expense) +‎ -ach.

Adjective edit

costasach (genitive singular masculine costasaigh, genitive singular feminine costasaí, plural costasacha, comparative costasaí)

  1. costly, expensive; sumptuous
    Synonyms: costasúil, daor

Declension edit

Related terms edit

Mutation edit

Irish mutation
Radical Lenition Eclipsis
costasach chostasach gcostasach
Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs.

Further reading edit