Subtopics and Related Terms---------------------------------------------------Perch---------------------------------------------------Roost (4 Occurrences)Rod (138 Occurrences)Perchance (5 Occurrences)Perception (1 Occurrence)Pole (21 Occurrences)Block (22 Occurrences)Bat (2 Occurrences)Sit (216 Occurrences)Dove (27 Occurrences)Light (2869 Occurrences)Bittern (4 Occurrences)Syria (73 Occurrences)Perched (1 Occurrence)