宿素 sùsù usually Definitions Defs Origin Strokes Stroke Words Sentences Sents sùsù usually 宿 sù noun long-standing (bound form) long-standing; old; former (used for feelings, debts, or diseases)素 sù adjectiveverb usually usually; habitually; always; according to one's long-standing practicesùsù experienced 宿 sù veteran (bound form) veteran; experienced; aged and learned (used for people)素 sù sincere (literary) sincere; true; honest