Denshi Jisho — Online Japanese dictionary

しくじる to fail; to fall through; to blunder
Common word, Godan verb with ru ending, Intransitive verb 
シグナル signal
Common word, Noun 
シスター sister
Common word, Noun 
システム system
Common word, Noun, No-adjective 
シチュー stew
Common word, Noun 
しつこい 1: insistent; obstinate; persistent; tenacious;
2: too rich (taste, etc.); fatty; heavy; greasy
Common word, Adjective 
しとしと 1:
2: (Onomatopoeic or mimetic word) gently (raining); drizzling; (Na-adjective) (Onomatopoeic or mimetic word) moist; damp
Common word, Adverb, Adverb taking the 'to' particle, Suru verb 
シトロン citron
Common word, Noun 
シドニー Sydney
Common word, Noun 
シナモン cinnamon
Common word, Noun 
シナリオ scenario
Common word, Noun 
シニカル cynical
Common word, Na-adjective, Noun 
シノニム synonym (partic. in computing and technical contexts)
Common word, Noun, Computer terminology 
シビック civic
Common word, Noun 
シフォン chiffon
Common word, Noun, No-adjective, fre: 
シベリア Siberia
Common word, Noun, No-adjective 
シボレー Chevrolet
Common word, Noun 
しまった damn it!; damn!; oops!; oh dear!; oh no!
Common word, Expression 
シミーズ chemise
Common word, Noun, fre: 
しゃがむ to squat; to crouch
Common word, Godan verb with mu ending, Intransitive verb 
シャッポ hat (fre: chapeau)
Common word, Noun 
シャトル shuttle
Common word, Noun 
シャトー castle (fre: chateau)
Common word, Noun 
シャドー shadow
Common word, Noun 
シャネル Chanel (name)
Common word, Noun 
シャフト shaft
Common word, Noun 

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