NESTER
- structure of grass, twigs, etc., prepared by a bird for its eggs
- any place used by an animal for rearing its young
- group of things fitting tightly together
- to settle in a nest
- one that nests (to build a nest (a structure for holding bird eggs)) [n NESTERS]
- to fit one within another
- one that nests (to build a structure for holding eggs) [n -S]