on h - out-
- on holiday, on vacation
- on horseback
- on no account, not on any account
- on no account, not on any account
- on one’s last legs
- on one’s last legs
- on one’s own
- on one’s own
- on one’s own
- on one’s own account
- on parole
- on purpose
- on purpose
- on remand
- on remand
- on sale
- on shore, ashore
- on shore, ashore
- on strike
- on the air
- on the alert
- on the alert
- on the boil
- on the boil
- on the brink of
- on the contrary
- on the face of it
- on the face of it
- on the go
- on the go
- on the increase
- on the lines of
- on the lines of
- on the mend
- on the move
- on the one hand, on the other hand
- on the part of
- on the part of
- on the point of doing sth
- on the point of doing sth