1. [ noun ] an earnest and sincere feeling
Synonyms: seriousness earnestness
Related terms: gravity
2. [ noun ] the quality of being open and truthful; not deceitful or hypocritical

"his sincerity inspired belief" "they demanded some proof of my sincerity"

Related terms: insincerity truthfulness singleness heartiness sincere insincere
3. [ noun ] a quality of naturalness and simplicity
Synonyms: unassumingness

"the simple sincerity of folk songs"

Related terms: naturalness
4. [ noun ] the trait of being serious
Synonyms: earnestness serious-mindedness seriousness

"a lack of solemnity is not necessarily a lack of seriousness"- Robert Rice

Related terms: frivolity trait commitedness commitment graveness sedateness serious frivolous
Similar spelling:   sincerely