Intro:

    A5                C5               D5              G5    G5     G5

e---------0-------------0-----------------0-------------0-----0--------- | 
b---------2p0-----------1-------------------3---3-------3-----3--------- | 
g---------2-------------0---4--2--------------0------------------------- | 
d------2--2-------------2---------------0--------0---------------------- |   X2
a----0----0----------3--3------------0h2--------------2-----2-----2----- | 
E-----------------------------------------------------3-----2-----0----- | 

This intro is almost right.

Verse:

A5        C5         D5          G5  G5  G5
  tynnu nythod ar fy mehn trwy'r dydd
A5        C5         D5          G5  G5  G5
  pryd ddaw hyn i ben
A5        C5         D5          G5  G5  G5
  tynnu clychod ar fy mhen trwy'r dydd
A5        C5               D5          G5  G5  E5
pigo pigo pigo pigo ar fy mhen trwy'r dydd

Chorus:

E5             A5
paid dweud y drefn
        D5
nyth cacwn
              A5
paid dweud y drefn
        D5
nyth cacwn
              A5
paid dweud y drefn
        D5
nyth cacwn

Repeat intro

Verse:

tynnu nythod cacwn ar fy mhen pob awr or dydd
tynnu nythod cacwn ar fy mhen pob awr or nos
tynnu nythod cacwn ar fy mhen ac ar ben fy ffrindiau
tynnu nythod cacwn ar fy mhen ac ar ben fy nheulu i gyd

Chorus:
paid dweud y drefn
nyth cacwn
paid dweud y drefn
nyth cacwn
paid dweud y drefn
nyth cacwn

By Craig McKibbin