童：原指山无草木，比喻人秃顶；豁：缺口。头顶秃了，牙齿稀了。形容人衰老的状态。
with bald head and missing teeth <hoary-headed and toothless>
头(tóu tou)
童(tóng)
齿(chǐ)
豁(huō huò huá)
