Family, Immediate Family
noun, の adjective
Your house tribe is your family. They live in the same house as you and they're part of your "tribe." This is closer than family, though (depending on how you look at family). This is your immediate family because these are the people you live with and give birth to, etc.
かぞく
This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well.
家族で朝ごはんを食べるなんて、何年ぶりだろう？
How long ago was the last time we ate breakfast as a family?
今日は家族と公園に行く予定です。
I'm planning to go to the park with my family today.
ハワイに家族旅行に行くのが日本の金持ちの正月の過ごし方です。
Going on a family trip to Hawaii is how rich Japanese families spend their New Year's.