Burdensome responsibility (4)
I believe the answer is:
onus
(Other definitions for onus that I've seen before include "Capulet opponent (R&J)" , "'Burden, load (4)'" , "Obligation - charge" , "Responsibilty" , "Burden, duty" .)
I believe the answer is:
onus
(Other definitions for onus that I've seen before include "Capulet opponent (R&J)" , "'Burden, load (4)'" , "Obligation - charge" , "Responsibilty" , "Burden, duty" .)