Ahh! Why mochyn , moch and fochyn .😬

Does fochyn come after number and moch is just when your generally talking more than one ?

Hi , everyone , just a quick introduction post.
I Currently Live in Wiltshire but hopefully in the new year my wife and I will be living in wales. I work in London currently but hopefully that will change to wales also ( bit to much of a commute otherwise) and in my spare time I tinker with Linux , electronics and watch worrying amount of youtube ,learning new things. Also I learning Welsh , albeit very slowly on Duolingo.

Tŵt Cymru | Toot Wales

The independent social network for Wales, the Welsh, and everyone else! | Y rhwydwaith gymdeithasol annibynnol i Gymru. Tŵt is the social media network that puts YOU in charge. No data mining, no silly ads. Your Wales, your voice, join today! Tŵt yw’r rhwydwaith gymdeithasol sy’n rhoi rheolaeth i TI. Dim cloddio data, dim hysbysebion twp. Dy Gymru, dy lais, ymuna heddiw!