Israel-Gaza war: what do "apartheid," "settler colonialism," and "genocide" mean in the current context?

How legitimate is it to describe Israel's system as an "apartheid" one? What does "settler colonialism" mean and does it apply to Israel? Are Israel or Hamas or both engaged in a "genocide"?

Full post: https://brucemillerca.substack.com/p/israel-gaza-war-what-do-apartheid