Old Irish mlas

← Proto-Celtic *mlastos (inherited)

← Proto-Indo-European *mel-s- (inherited)

← Russian молса́ть (cognate)

→ Irish blas (inherited)

→ Irish domlas (mention)

→ Scottish Gaelic blas (derived)

→ Manx blass (inherited)

→ Manx blayst (cognate)

→ Middle Irish blas (inherited)