夭

yao

young;

tender, gentle 

line (pie) + person/big (da)

a man treats his hairstyle with a tenderness and gentleness when he is young

竹

zhu

笑

xiao

to laugh, to smile

bamboo (zhu) + young/tender (yao)

those who wants to stay young as long as a bamboo remains green should laugh and smile

八

ba

乔

qiao

tall, lofty

young/tender (yao) + eight (ba)

young men like to walk on French stilts, which could be really tall (8 feet), but still lofty

木

mu

桥

qiao

bridge

tree (mu) + tall/lofty (qiao)

tall trees help to build lofty bridges