Welsh edit

Alternative forms edit

Etymology edit

twmpath +‎ -yn

Noun edit

twmpethyn m (plural twmpethynnau)

  1. Diminutive of twmpath (hillock, clump)

Mutation edit

Welsh mutation
radical soft nasal aspirate
twmpethyn dwmpethyn nhwmpethyn thwmpethyn
Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs.