Whistle and washboard are musical instruments. They begin with the letter w.
Quinticlave is a musical instrument. It is a type of bugle.
Oboe.
Alto Saxophone
mandolin
Musical instruments that begin with the letter h:Hammond OrganHarmonicaHarpHarpsichord
Musical instruments that start with the letter m:madalmaguhumandocellomandolamandolinmandoramaracasmarimbambiramellophonemelodicamizmarmridangam
Zampogna, zhongdihu, zhonghu, zither, zurna, zaqq, zhaleika, zhuihu and zuffolo are musical instruments that begin with the letter z.
The jug is a musical instrument. It begins with the letter J.
Lute, lyre
Drums, didgeridoo
The organ and the oboe both begin with o.