Denshi Jisho — Online Japanese dictionary

戦争後 せんそうご post war; after the war
Adverbial noun, Temporal noun 
線速度 せんそくど linear velocity
Noun 
洗濯粉 せんたくこ detergent
Noun 
選択子 せんたくし selector; selective
Noun 
洗濯屋 せんたくや laundry; laundromat; launderette
Noun 
洗濯機 せんたっき washing machine (laundry)
Noun 
選炭機 せんたんき coal washing system; coal dressing machine; coal washer
Noun 
達て せんだって recently; the other day
Adverbial noun, Temporal noun 
宣伝費 せんでんひ publicity or advertising expenses
Noun 
宣伝部 せんでんぶ advertising department; public relations department; PR department
Noun 
宣伝屋 せんでんや one skilled at obtaining publicity
Noun 
頭伍 せんとうご leading file
Noun 
扇動家 せんどうか demagogue; agitator
Noun 
旋頭歌 せんどうか traditional Japanese poem with six verses in a 5-7-7-5-7-7 moraic pattern
Noun 
千日手 せんにちて potentially endless repetition of moves
Noun 
千年期 せんねんき millennium
Noun 
千年紀 せんねんき millennium
Noun 
千羽鶴 せんばづる (string of) many (traditionally 1000) paper cranes
Noun 
船尾材 せんびざい body post; sternpost
Noun 
千分比 せんぶんひ rate per thousand
Noun 
扇風器 せんぷうき electric fan
Irregular kanji usage, Noun 
潜伏期 せんぷくき incubation period
Noun 
千枚田 せんまいた type of rice terrace; upland
Noun 
千三屋 せんみつや broker; land agent; great liar; unreliable person
Noun 
専門化 せんもんか specialization; specialisation
Noun, Suru verb 
専門語 せんもんご (specialist) terminology
Noun 

Found 1499 words. Page one, two, three, four, five, six, seven, eight, nine, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58

You can also

Look up kanji details for 先 せん.

Try a Yahoo Jisho search for 先 せん .
Try a Goo Jisho search for 先 せん .
Try a Google search for 先 せん .