IPA: /kloʊzd/
KK: /klozd/
Not open; blocked or restricted from access or entry.
The store is closed on Sundays.
Closed → It is formed from "close" (from Old English *clōsan*, meaning to shut or block) and the suffix "-ed" (indicating a past action or state). The word "closed" means that something has been shut or is no longer open.
Think of something that has been 'shut' ('close') in the past, which is what 'closed' means.