brood (broods plural & 3rd person present) (brooding present participle) (brooded past tense & past participle )
1 n-count A brood is a group of baby birds that were born at the same time to the same mother.
2 n-count You can refer to someone's young children as their brood when you want to emphasize that there are a lot of them., (emphasis)
...a large brood of children.
3 verb If someone broods over something, they think about it a lot, seriously and often unhappily.
She constantly broods about her family... V over/on/about n