Welsh nos

← Breton noz (cognate)

← Gaulish nox (cognate)

← Proto-Indo-European *nókʷts (derived(cy/kw))

← Proto-Indo-European *nékʷts (derived)

← Cornish nos (cognate)

→ Breton noz (cognate)

→ Welsh wythnos (compound)

→ Welsh noswaith (compound)

→ Welsh cyfnos (affix)

→ Welsh llwydnos (compound)

→ Welsh trannoeth (cognate)

→ Welsh pymthegnos (compound)

→ Welsh nos Sadwrn (compound)

→ Welsh nos Sul (compound)

→ Welsh nos Lun (compound)

→ Welsh nos Fawrth (compound)

→ Welsh nos Fercher (compound)

→ Welsh nos Iau (compound)

→ Welsh nos Wener (compound)

→ Welsh pythefnos (mention)

→ Welsh cyhydnos (compound)

→ Welsh echnos (prefix)

→ Welsh nosloyw (compound)

→ Cornish nos (cognate)