のんき

(1)free from worry or anxiety; "knowing that I had done my best, my mind was easy"; "an easy good-natured manner"; "by the time the chsild faced the actual problem of reading she was familiar and at ease with all the elements words"

(2)心配または不安がない

(3)free of trouble and worry and care; "the carefree joys of childhood"; "carefree millionaires, untroubled financially"

(4)問題、心配と注意のない

(5)relaxed and informal in attitude or standards; "an easygoing teacher who allowed extra time for assignments"

(6)態度や基準がゆったりして堅苦しくない

(1)an easygoing teacher who allowed extra time for assignments

(2)宿題の期限を延ばしてあげたのんきな教師