歓声 (かんせい)cheer; shout of joy

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

Kanji in 歓声

歓迎かんげいwelcome; reception
歓喜かんきdelight; great joy
交歓こうかんexchange of courtesies (cordialities); fraternization
哀歓あいかんjoys and sorrows; happiness and sadness
歓呼かんこacclamation; jubilation
歓待かんたいwarm welcome; friendly reception
歓楽街かんらくがいpleasure quarter
歓談かんだんpleasant talk; chat
声こえvoice
声明せいめいdeclaration; statement
音声おんせいvoice; speech
声援せいえん(shout of) encouragement; cheering
声楽せいがくvocal music
第一声だいいっせいfirst words said (e.g. when meeting someone); first thing out of one's mouth
掛け声かけごえshout (of encouragement, etc.); yell (used to time or encourage activity, e.g. "Heave ho!")
歌声うたごえsinging voice; (sound of) singing

See how 歓声 connects to the rest of Japanese.