Yarn mittens, scarves, etc.
Yule logs.
Yellow snow. (don't eat it) ;)
langeria, lifts (ski)
Some things you might find during winter that starts with an I include: ice, igloo, icicle
In the winter you would find: *ice *icicles
During the winter you will find a kettle on the stove. It will boil water to make tea on a cold day.
Lights
you could possibly find an octillery in the water during a winter storm. you also might find a sneasel(in pokemon diamond and pearl.)you might find a glaceon.
Some things that you might find during the winter that begin with the letter N include: Nuts Nutcracker Nutmeg Noodles Nachos Noel Nestle
toys
lake
tinkle and tophats and turdes and tickets to a winter festival
As winter is at different times of the year in different hemispheres you will have to be precise as to location and whos winter.
new snow