居然
jū rán · HSK 5
unexpectedly
😲 居 (reside) + 然 (so) = 'it resides so' → unexpectedly so
居 means to dwell or occupy, 然 means thus or so. Together they convey 'it turns out to be so' — used when a fact settles into place against expectation. Often paired with surprising outcomes: 他居然赢了 = he actually won.