the world > physical sensation > physical sensibility > sensuous pleasure > physical comfort > be comfortable or easy [verb (intransitive)] > nestle snugly (5)
intransitive. Of persons (or animals): To lie or nestle closely or comfortably, esp. in bed; to snuggle. Now rare or dialect. (Cf. snudge, v.2)
intransitive. To lie snug in bed, etc.; to nestle. Also figurative. Now only with down.
With down: To nestle, settle down; to make oneself snug or comfortable.
With up or down. Also, to curl up snugly or comfortably.
intransitive. To make oneself cosy.