Sing the praises of (5)
'sing the praises of' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for extol that I've seen before include "Magnify" , "Proclaim" , "Sing the praises of" , "be lavish with praise" , "Say great things about" .)
'sing the praises of' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for laud that I've seen before include "Praise, extol" , "Praiseworthy" , "Praise, magnify" , "Praise acclaim" , "homage" .)