射す is read as さす (sasu) and means to shine.
さす
sasu
いとおす
to pierce
いる
to shoot (arrow, bolt, dart)
しゃてい
range (of a rifle, missile, etc.)
しゃげき
firing
いとめる
to shoot dead
しゃさつ
shooting to death
しゃこうしん
passion for gambling
しゃせい
ejaculation
しゃしゅつせいけい
injection molding
しゃてきじょう
shooting gallery
しゃりしん
mercenary spirit
しゃしゅつ
shooting