nustle vs roost

nustle

• To settle oneself comfortably and snugly. 

roost

• To settle on a perch in order to sleep or rest 

• to spend the night 

• A group of birds roosting together. 

• A tidal race. 

• A bedroom 

• The place where a bird sleeps (usually its nest or a branch). 

• The inner roof of a cottage.