Bedeutung von “sincere” — Learner’s Dictionary

sincere

adjective us uk /sɪnˈsɪər/

honest and saying or showing what you really feel or believe:

He seems to be sincere.
→ Opposite insincere
sincere apologies/thanks, etc formal

used to add emphasis when you are expressing a feeling:

The family wishes to express their sincere thanks to all the staff at the hospital.
sincerity noun [ U ] us uk /sɪnˈserəti/

No one doubted his sincerity.

(Definition von “sincere” aus dem Cambridge Learner's Dictionary © Cambridge University Press)