适宜
shì yí · HSK 7
suitable
👍 适 (fit) + 宜 (fitting) = two near-synonyms stacked: thoroughly suitable
Both 适 and 宜 already mean fitting or appropriate on their own; pairing them makes a firm word for suitable. 宜 also shows up in 便宜 (cheap), so think of 宜 as something that sits right or works out.