良好
りょうこう · ryoukou · JLPT N1 · na-adj
favorable
👍 ryou = good, kou = fortune/luck: a good-luck verdict, like a thumbs-up on fortune
良 (ryou) means good and 好 (kou) means good or fond of. Put together they form a compound meaning favorable or satisfactory, as in 良好な結果 (a good result).
良 — pictograph of a covered grain hopper
良 originated as a pictograph of a funnel-shaped device used to clean or sift grain, with a top opening, central body, and bottom outlet. From this image of selecting good grain, the meaning extended to 'fine,' 'good,' or 'excellent.' The modern shape obscures the original object.
好 — woman 女 + child 子
好 is an associative compound showing a woman 女 beside a child 子, depicting a mother with her baby. From this image of maternal affection it came to mean 'good, fine, pleasing.' The reading hǎo means 'good'; read hào it means 'to like.'