As a chaperone, say (5)
I believe the answer is:
along
(Other definitions for along that I've seen before include "For the length of" , "By the side of" , "(Going) in company (with others)" , "Forward - in a line" , "Lining" .)
I believe the answer is:
along
(Other definitions for along that I've seen before include "For the length of" , "By the side of" , "(Going) in company (with others)" , "Forward - in a line" , "Lining" .)