笃爱 dǔ'ài to love deeply Origin Definitions Defs Strokes Stroke Words Sentences Sents dǔ'ài to love deeply 笃 篤 dǔ sincere (bound form) sincere; genuine; earnest; honest and kind爱 愛 ài verb to love to love; to have deep affection for a person or thingdǔ'ài deep affection 笃 篤 dǔ sincere (bound form) sincere; genuine; earnest; honest and kind爱 愛 ài noun love love; affection; deep feeling