noun
ADJECTIVE
▪ complete , deep , great , total , utmost
▪ genuine , heartfelt
▪ fake , false , mock
▪
‘Of course!’ I replied with mock ~.
▪ apparent
▪
He spoke these words with apparent ~.
▪ obvious
▪ emotional
▪
a sense of emotional ~ in each song
VERB + SINCERITY
▪ doubt , question
▪
There seems no reason to doubt the ~ of his beliefs.
▪
There was no questioning his ~.
▪ be convinced of
▪
She wasn't yet convinced of his ~.
▪ demonstrate , prove , show
PREPOSITION
▪ with ~
▪ ~ in
▪
He could hear the ~ in her voice.
PHRASES
▪ in all ~ , with all ~ ( AmE )
▪
‘Really?’ he asked in all ~.
▪ lack of ~
▪
His eyes betrayed his utter lack of ~.