A process that an individual may pursue to change their voice to a more masculine, feminine, or androgynous pitch. Some people seek professional assistance to train their voices to match their identified gender. Others will train their voices to match their voices with their identified gender. Some transmasculine individuals who take HRT will not need to seek voice therapy or coaching, as testosterone will naturally lower the pitch of their voice.
Since their voice caused them a lot of body dysphoria, Oliver decided to try vocal therapy to train themself to speak in a lower pitch.