sincerity

nouns

an earnest and sincere feeling
earnestness, seriousness, sincerity
is derived from
sincere
the quality of being open and truthful; not deceitful or hypocritical
"his sincerity inspired belief"; "they demanded some proof of my sincerity"
sincerity
is derived from
sincere
antonym
insincerity
is a type of (narrower)
the quality of being truthful
truthfulness
is an attribute of
open and genuine; not deceitful
"he was a good man, decent and sincere"; "felt sincere regret that they were leaving"; "sincere friendship"
sincere
is an attribute of
lacking sincerity
"a charming but thoroughly insincere woman"; "their praise was extravagant and insincere"
insincere
a quality of naturalness and simplicity
"the simple sincerity of folk songs"
sincerity, unassumingness
the trait of being serious
"a lack of solemnity is not necessarily a lack of seriousness"- Robert Rice
earnestness, serious-mindedness, seriousness, sincerity
is derived from
sincere