Equable (6)
'equable' is the definition.
(synonyms)
This is the entire clue.
(Other definitions for placid that I've seen before include "Not easily upset or excited" , "Peaceful and unruffled" , "Calm, peaceful" , "not easily angered" , "Calm of nature" .)
'equable' is the definition.
(I know that equable can be written as even-tempered)
This is all the clue.
(Other definitions for even-tempered that I've seen before include "Not easily annoyed" , "Of calm disposition" , "Calm, equable" , "Placid, calm" , "Placid - not easily angered" .)