一本槍[ipponyari] guiding principle
槍玉[yaridama] victim
竹槍[takeyari] bamboo spear
横槍[yokoyari] interruption

投げ槍[nageyari] javelin
槍先[yarisaki] spearhead
槍投げ[yarinage] javelin (throw)
槍持ち[yarimochi] spear carrier (for the master of a samurai family)

以降[ikou] on and after
引き降ろす[hikiorosu] to haul down
雨降って地固まる[amefuttejikatamaru] adversity strengthens the foundations
横降り[yokoburi] driving rain
降す[kudasu] to make (a decision)

降立つ[oritatsu] to go down and stand
降る[kudaru] to descend
降ろし[oroshi] dropping
下降[kakou] downward
下降線[kakousen] downward curve