spectating spectaclular spectrum?

Seems like spectating is very much linked or linkedAble to spectrum via spectre and in my mind spectacularly so.. from spectate – http://www.etymonline.com/index.php?term=spectate through – http://www.etymonline.com/index.php?term=spectator&allowed_in_frame=0 http://www.etymonline.com/index.php?term=spectacle&allowed_in_frame=0 http://www.etymonline.com/index.php?allowed_in_frame=0&search=spectre&searchmode=none http://www.etymonline.com/index.php?term=specter&allowed_in_frame=0 (note the ghost..?) to spectrum – http://www.etymonline.com/index.php?term=spectrum&allowed_in_frame=0 Scope, as a sort of Wave-extent, is more the kind of vibrations I have in mind re spectrum – […]