plánach

Irish

Etymology

From plána (“flat surface, plane”) +‎ -ach (adjectival suffix).

Adjective

plánach (genitive singular masculine plánaigh, genitive singular feminine plánaí, plural plánacha, comparative plánaí)

1. plane, planar

Declension

Declension of plánach

	singular		plural (m/f)
Positive	masculine	feminine	(strong noun)	(weak noun)
nominative	plánach	phlánach	plánacha; phlánacha2
vocative	phlánaigh		plánacha
genitive		plánaí	plánacha	plánach
dative	plánach; phlánach1	phlánach; phlánaigh (archaic)	plánacha; phlánacha2
Comparative	níos plánaí
Superlative	is plánaí

¹ When the preceding noun is lenited and governed by the definite article.
² When the preceding noun ends in a slender consonant.

Derived terms

• péist phlánach (“flatworm”)

Mutation

Mutated forms of plánach

radical	lenition	eclipsis
plánach	phlánach	bplánach

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

References

• Ó Dónaill, Niall (1977) “plánach”, in Foclóir Gaeilge–Béarla, Dublin: An Gúm, →ISBN