Denshi Jisho — Online Japanese dictionary

さす to shut; to close; to lock; to fasten
Godan verb with su ending, Transitive verb 
くさり chain; chains
Common word, Noun 
じょう 1: lock; padlock;
2: () tablet; lozenge; pill
Noun 
さこく national isolation; exclusion of foreigners
Common word, Noun, Suru verb 
さいん gynatresia
Noun 
さこつ collarbone; clavicle
Noun, No-adjective 
させん dashed (dotted) line; chain line
Noun 
とざす 1: to shut; to close; to lock; to fasten;
2: to plunge (in grief)
Godan verb with su ending, Transitive verb 
閉ざす とざす 1: to shut; to close; to lock; to fasten;
2: to plunge (in grief)
Common word, Godan verb with su ending, Transitive verb 
さじょう chainlike
Noun, No-adjective 
くさりいと chain of yarn
Noun 
くさりがま sickle and chain (weapon)
Noun 
くさりとい chain of ornamental cups hanging from a gutter
Noun 
くさりへび viper (esp. a pitless viper)
Noun, Usually written using kana alone 
編み くさりあみ chain stitch
Noun 
くさりぐるま sprocket wheel
Noun 
国主義 さこくしゅぎ (national) isolationism; isolation policy
Noun 
帷子 くさりかたびら chain mail (armor, armour)
Noun 
伝動 くさりでんどう chain drive
Noun 
歯車 くさりはぐるま sprocket wheel
Noun 
国政策 さこくせいさく (national) isolationism; isolation policy
Noun 
かたびら くさりかたびら chain mail (armor, armour)
Noun 
式化合物 さしきかごうぶつ chain compound; open chain compound
Noun 
骨下動脈 さこつかどうみゃく subclavian artery
Noun 

You can also

Look up kanji details for 鎖 とざす.

Try a Yahoo Jisho search for 鎖 とざす .
Try a Goo Jisho search for 鎖 とざす .
Try a Google search for 鎖 とざす .