Conditional

Byddwn … wedi – I would have (S)

Baswn … wedi – I would have (N)

Baswn – I would (N)

Byddwn – I would (S)

Hoffwn … fod wedi – I would have liked to, I would like to have (S)

Leiciwn … fod wedi – I would have liked to, I would like to have (N)

Leiciwn – I would like (N)

Hoffwn – I would like (S)

Dylswn … fod wedi – I should have, I ought to have (N)

Dylwn … fod wedi – I should have, I ought to have (S)