Learn Hardcore Swahili: Ufikiaji umezuiwa.

Ufikiaji is a noun meaning access. In different contexts, it can refer to the ability to reach, enter, use, or obtain something. In a message like this, it usually means access in the technical or permission sense.

Where does ufikiaji come from?

It is related to the verb kufikia, which can mean to reach, to attain, or to access, depending on context.

So:

kufikia = to reach / access
ufikiaji = access / act of reaching / accessibility

This kind of noun formation is common in Swahili.

How is umezuiwa built?

You can break umezuiwa down like this:

u- = subject marker, agreeing with ufikiaji
-me- = perfect marker, often giving the sense of has
zui = verb root meaning block, prevent, or forbid
-w- = passive marker
-a = final vowel

So umezuiwa literally means something like has been blocked or has been prevented.