[noun] [U]We appreciated her honesty/the honesty of her reply.I must tell you in all honesty (= truthfully and hiding nothing) that there is little chance of the scheme being approved.(saying) 'Honesty is the best policy' means it is best to be honest.
HONESTY
Meaning of HONESTY in English
Cambridge English vocab. Кембриджский английский словарь. 2012