恺 (kǎi) — (bound form) joyful, happy | Dicionário de Chinês TongTong

Definição

恺 (kǎi) is a literary bound form meaning 'joyful, happy' — almost always seen paired with 乐 as 恺乐 or with 悌 as 恺悌, never used alone.

bound form

(bound form) joyfulhappy

恺悌，。
Tā de xìng gé kǎi tì, shēn shòu dà jiā xǐ ài.
His personality is kind and gentle, deeply loved by everyone.
恺。
Jiàng shì men xīn zhōng chōng mǎn kǎi lè zhī qíng.
The soldiers' hearts were filled with joyful emotion.
恺。
Zhè piān fù chōng mǎn le kǎi lè zhī qíng.
This rhapsody is full of joyful emotion.