长幼有序 zhǎngyòuyǒuxù respect for seniority Origin Definitions Defs Strokes Stroke Words Sentences Sents 长 長 zhǎng nounadjective older elder; senior; (bound form) the eldest; first-born幼 yòu children (bound form) children; the young有 yǒu verb there is there is; there are; to exist; to occur or happen序 xù noun order (bound form) Order or sequence; the arrangement of things in time or space.