送球 (そうきゅう)throwing a ball; handball

throwing a ballnoun (common) (futsuumeishi), noun or participle which takes the aux. verb suru
handballnoun (common) (futsuumeishi)

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

Kanji in 送球

放送ほうそうbroadcast; broadcasting
輸送ゆそうtransport; transportation
先送りさきおくりpostpone
送るおくるto send (a thing); to dispatch
見送りみおくりseeing one off; farewell
見送るみおくるto see someone off (at a station, an airport, etc.); to escort (e.g. home)
送りおくりseeing off; sending off
運送うんそうtransport; freight
地球ちきゅうEarth; the globe
野球やきゅうbaseball
四球しきゅうfour balls; base on balls
投球とうきゅうpitching; throwing a ball
球きゅうsphere
球団きゅうだんbaseball team
球場きゅうじょうbaseball stadium; ballpark
速球そっきゅうfastball

See how 送球 connects to the rest of Japanese.