notadictionary.com
吹奏楽経験者しか分からないトラウマ言葉優勝候補
→ “A trauma word that only band members would understand, a top contender for the title.”
吹奏楽 sō¹sō¹gaku = wind ensemble / concert band (n.)
吹 fuku = to blow
奏 sou = to play (an instrument)
楽 gaku = music
経験者 keiken-sha = experienced person / veteran (n.)
経 kei = to pass through / experience
験 ken = test / verification / effect
者 sha = person / someone who
しか shika = only / just (particle indicating restriction)
分 wakaru = to understand / to know (v.)
からない wakaranai = do not understand / cannot understand (negative form of 'wakaru')
トラウマ torauuma = trauma (loanword from English)
言葉 kotoba = word / phrase (n.)
優勝 yū¹shō¹ = championship / victory / winning (n.)
候補 kō¹ho = candidate / nominee (n.)