Medically tranquillise (6)
I believe the answer is:
sedate
(Other definitions for sedate that I've seen before include "Dignified and sombre" , "Decorous" , "Administer a calming drug" , "Tranquilise" , "Calm, not lively" .)
I believe the answer is:
sedate
(Other definitions for sedate that I've seen before include "Dignified and sombre" , "Decorous" , "Administer a calming drug" , "Tranquilise" , "Calm, not lively" .)