brood

(noun) the young of an animal cared for at one time.

(verb) think moodily or anxiously about something. Synonyms: dwell.

(verb) hang over, as of something threatening, dark, or menacing. Synonyms: hover, loom, bulk large. Example: "The terrible vision brooded over her all day long."

(verb) be in a huff and display one's displeasure. Synonyms: sulk, pout. Example: "She is pouting because she didn't get what she wanted."

(verb) be in a huff; be silent or sullen. Synonyms: grizzle, stew.

(verb) sit on (eggs). Synonyms: hatch, cover, incubate. Examples: "Birds brood." "The female covers the eggs."