gwyliadwrus

Welsh

Etymology

From gwyliadwr +‎ -us.

Adjective

gwyliadwrus (feminine singular gwyliadwrus, plural gwyliadwrus, equative mor wyliadwrus, comparative mwy gwyliadwrus, superlative mwyaf gwyliadwrus)

1. watchful, vigilant

Mutation

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