疑难 Save Sign in to save words Traditional (Taiwan): 疑難 yínán ㄧˊ ㄋㄢˊ hard to understand difficult to deal with knotty complicated Character by character 疑(yí)doubt 难(nán)difficult A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0