Describing the physical state/action of ice:
* Freezing: The water is freezing into ice.
* Melting: The ice is melting quickly in the sun.
* Chilling: The ice is chilling the drinks.
* Crunching: The ice is crunching under my feet.
* Forming: Ice is forming on the lake.
* Slipping: The ice is slipping under my shoes.
Describing the effects of ice:
* Cooling: The ice is cooling the air.
* Refreshing: The ice is refreshing the lemonade.
* Glazing: The ice is glazing the window panes.
* Crystallizing: The ice is crystallizing into beautiful shapes.
More figurative uses:
* Glistening: The ice is glistening in the moonlight.
* Sparking: The ice is sparking in the sun.
* Shimmering: The ice is shimmering on the lake.
These are just some examples, and you can find many other -ing verbs that could describe ice depending on the context and what you want to emphasize.