Latin sincērus

→ English sincerely (derived)

→ English sincerity (mention)

→ Catalan sencer (derived)

→ Spanish sincerar (derived)

→ Middle French sincere (borrowed)

→ Italian sincero (derived)

→ Latin caelum (mention)

→ Latin sincero (affix)

→ Latin caerimonia (mention)

→ Latin procerus (cognate)

→ Norman sîncéthe (mention)

→ Old Spanish sancenno (mention)