diwylliannol

Welsh

Etymology

From diwylliant +‎ -ol.

Adjective

diwylliannol (feminine singular diwylliannol, plural diwylliannol, not comparable)

1. cultural

Mutation

Welsh mutation
radical	soft	nasal	aspirate
diwylliannol	ddiwylliannol	niwylliannol	unchanged
Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs.