当座預金 (とうざよきん)current account; transactional account; checking account

当座預金, its kanji, and other words that share them.Open this graph

Kanji in 当座預金

当初とうしょbeginning; start
当局とうきょくauthorities; relevant authorities
当時とうじat that time; in those days
当選とうせんbeing elected
当面とうめんcurrent; urgent
担当たんとうbeing in charge (of an area of responsibility); being responsible (for a work role, etc.)
本当ほんとうtruth; reality
当然とうぜんnatural; right
座ざseat; place
銀座ぎんざGinza (shopping district in Tokyo)
座長ざちょうchairman
講座こうざcourse (e.g. of lectures)
口座こうざaccount (e.g. bank)
座席ざせきseat
王座おうざthrone
即座そくざimmediate; right there on the spot
預金よきんdeposit; bank account
定期預金ていきよきんterm deposit; (fixed) time deposit

See how 当座預金 connects to the rest of Japanese.