For a group of offspring:
* Pagaanak - This is the most common and direct translation, referring to the offspring of a single parent.
* Magkakapatid - This refers to siblings, and can be used for a group of offspring.
For the act of brooding:
* Mag-isip - This means "to think" or "to ponder," and can be used to describe brooding over something.
* Mag-alala - This means "to worry" or "to be anxious," and can also be used to describe brooding.
For the emotional state of brooding:
* Nalulumbay - This means "depressed" or "gloomy," and can describe the state of brooding.
* Malungkot - This means "sad" or "melancholy," and can also be used to describe brooding.
The best translation will depend on the specific context of your sentence.