The definitive advanced certification in Welsh (Cymraeg) pronunciation. Master all three mutation systems — Treiglad Meddal, Treiglad Trwynol, and Treiglad Llaes — as they appear in real Welsh place names, greetings, and formal speech. Graduate with the skills to pronounce Llanfairpwllgwyngyll, navigate Welsh signage, and hold confident conversations with native speakers. Includes IPA transcription training, audio drills with native recordings, mutation pattern analysis, and a final certification assessment.