穏健[onken] quiet
頑健[ganken] robust health
強健[kyouken] robust health
健か[shitataka] determined
健やか[sukoyaka] vigorous

健胃剤[kenizai] stomach medicine
健胃錠[kenijou] stomach tablets
健気[kenage] brave
健脚[kenkyaku] good walker
健脚家[kenkyakuka] good walker

加答児[kataru] catarrh
愛児[aiji] beloved child
遺児[iji] orphan
育児[ikuji] childcare
育児院[ikujiin] orphanage

育児園[ikujien] baby nursery
育児時間[ikujijikan] nursing time
育児室[ikujishitsu] nursery
育児食[ikujishoku] baby food
育児法[ikujihou] child-rearing practice