síorghlas

Irish

From síor- +‎ glas (compare Manx sheer-ghlass).

síorghlas (genitive singular masculine síorghlais, genitive singular feminine síorghlaise, plural síorghlasa, not comparable)

Declension of síorghlas

Positive	Masculine	Feminine	(strong noun)	(weak noun)
	Singular		Plural (m/f)
Nominative	síorghlas	shíorghlas	síorghlasa; shíorghlasa²
Vocative	shíorghlais	shíorghlas	síorghlasa
Genitive	shíorghlais	síorghlaise	síorghlasa	síorghlas
Dative	síorghlas; shíorghlas¹	shíorghlas; shíorghlais (archaic)	síorghlasa; shíorghlasa²
Comparative	(not comparable)
Superlative	(not comparable)

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

Irish mutation
Radical	Lenition	Eclipsis
síorghlas	shíorghlas after an, tsíorghlas	not applicable
Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs.