温吞 wēntūn lukewarm Origin Definitions Defs Strokes Stroke Words Sentences Sents wēntūn lukewarm 温 溫 wēn adjective warm warm; lukewarm; not cold and not hot吞 tūn verb to contain To take in, hold, or contain; to embrace or envelop something large.wēntūn sluggish 温 溫 wēn sluggish (bound form) slow or indecisive in one's work or actions; lukewarm or tepid in personality吞 tūn verb to contain To take in, hold, or contain; to embrace or envelop something large.