sincere

1. Origins, structure, and basic meaning

• Structure: 摯 has 15 strokes and the on-reading し. 真摯 (しんし) describes an earnest, sincere attitude.
• Basic usage: It is used for taking feedback seriously or sincerely acknowledging a mistake.

2. Common pitfalls and similar expressions

• Modifying an action or a noun
  • 真摯に受け止めた means taking something seriously. に marks the manner in which feedback was received.
  • 真摯な態度 means an earnest attitude. な links the description to the noun 態度.