kind, careful, and thorough; thoughtful and scrupulous
A yojijukugo describing explanations, advice, or guidance that is polite, detailed, and considerate. Rare in modern Japanese; 懇切丁寧 is the more common word order.
See also: 懇切丁寧
The teacher gave a kind, careful, and thorough explanation.
Thanks to the thoughtful and scrupulous guidance, I understood quickly.
Same meaning but the more common word order. 丁寧懇切 is a rare variant.
A yojijukugo combining 丁寧 (polite, careful) and 懇切 (kind, thorough). The exact historical derivation is uncertain, but it follows the pattern of many four-character compounds emphasizing considerate and detailed communication.