刀剣 (とうけん)sword; dagger; knife

刀剣, its kanji, and other words that share them.Open this graph

Kanji in 刀剣

刀かたなsword (esp. Japanese single-edged); katana
一刀いっとうsword; blade
一刀両断いっとうりょうだんcutting in two with a single stroke
剃刀かみそりrazor
単刀直入たんとうちょくにゅうstraight to the point; point-blank
執刀しっとうperforming a surgical operation
大刀たちlong sword (esp. the tachi, worn on the hip edge down by samurai); large sword
太刀たちlong sword (esp. the tachi, worn on the hip edge down by samurai); large sword
剣けんsword (esp. a large, double-edged one); blade
剣道けんどうkendo; swordsmanship
剣士けんしswordsman; swordswoman
剣劇けんげきsword play; samurai drama
剣客けんきゃくfencer; swordsman
剣豪けんごうmaster fencer
真剣しんけんserious; earnest
銃剣じゅうけんbayonet

See how 刀剣 connects to the rest of Japanese.