NYT Connections Blue Group Hint

There’s your visual hint for today’s blue group. It might be your eureka! moment. (No, sorry, that was not a clue.) Or it might not have helped at all. Hey, we try.
Time for the verbal clue: Today, Sunday, is the day you would be most likely to see one of these.
No? We got the first three of these in a hurry, but the fourth one was a serious curveball. Thankfully it didn’t fit in any of the other categories…
Today’s blue group answer is Ecclesiastical Titles and its words are BISHOP, PASTOR, POPE, and PRIOR