· sitting on eggs so as to hatch them by the warmth of the body

Synonym(s): incubation

Hypernym(s): parturition, birth, giving_birth, birthing

· persistent morbid meditation on a problem

Synonym(s): pensiveness

Hypernym(s): melancholy

· think moodily or anxiously about something

Synonym(s): dwell

Hypernym(s): worry, care

· hang over, as of something threatening, dark, or menacing; "The terrible vision brooded over her all day long"

Synonym(s): hover, loom, bulk_large

Hypernym(s): hang

· be in a huff and display one's displeasure; "She is pouting because she didn't get what she wanted"

Synonym(s): sulk, pout

· be in a huff; be silent or sullen

Synonym(s): grizzle, stew

Hypernym(s): sulk, pout, brood

· sit on (eggs); "Birds brood"; "The female covers the eggs"

Synonym(s): hatch, cover, incubate

Hypernym(s): reproduce, procreate, multiply

· deeply or seriously thoughtful; "Byron lives on not only in his poetry, but also in his creation of the `Byronic hero' - the persona of a brooding melancholy young man"

Synonym(s): broody, contemplative, meditative, musing, pensive, pondering, reflective, ruminative