| on | with intention |
|---|---|
| on | on the occasion of a request |
| on | available for immediate use |
| on | (of liquids) available by turning a tap |
| on | on that |
| on | in that matter |
| on | watchful and prepared for action |
| on | typically |
| on | entered in a record |
| on | being precisely to a prescribed or specified criterion |
| on | just as it should be |
| on | contrary to expectations |