"Might I add . . ." (4)
I believe the answer is:
also
(Other definitions for also that I've seen before include "What's more" , "To boot" , "Old" , "'Besides, moreover (4)'" , "item's rarely used now for this" .)
I believe the answer is:
also
(Other definitions for also that I've seen before include "What's more" , "To boot" , "Old" , "'Besides, moreover (4)'" , "item's rarely used now for this" .)