Soothing substance (7)
![Ross](/clue/static/ross-mug.min.png)
'soothing substance' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for balm that I've seen before include "Royal holiday residence on the River Dee" , "It's comforting" , "Soothing stuff for lamb" , "Soothing medicine for lamb" , "Soothing herb" .)
(Other definitions for unguent that I've seen before include "Lubricant to tune gun" , "Lotion" , "Balm, ointment" , "An ointment or lubricant" , "Ointment, soothing salve" .)