似是而非 sì shì ér fēi 🔊 apparently right but actually wrong HSK 7–9 + Keep this word Meanings sì shì ér fēi apparently right but actually wrong; specious (idiom) Its characters 似sìto seem是shìto be (am, is, are)HSK 1而érandHSK 4非fēito not be; notHSK 7–9