Here is the full list of all 10 Ittle Dew 2 achievements. It takes around 8-10 hours to unlock all of the achievements on Windows.
Complete the raft and leave the island.
Become the queen of adventure.
Find every Box of Crayons.
Unlock every warp in the Warp Garden.
Get pushed into a spike pit.
Roll continuously for 5 seconds with a single roll.
Put on an outfit.
Discover and complete a Portal world.
Stand in a standee.
Get smacked by a chest.