There isn't a specific medical term for a high-pitched voice in males that sounds feminine. However, there are several conditions or factors that can contribute to a higher-pitched voice in males. Here are a few possibilities:
Puberty: During puberty, boys' voices typically go through a change known as "voice breaking." The vocal cords lengthen and thicken, resulting in a deeper voice. However, some boys may experience a delay or incomplete voice change, leading to a higher-pitched voice.
Hormonal imbalances: Certain hormonal imbalances, such as low testosterone levels, can affect the development of the vocal cords and result in a higher-pitched voice.
Vocal cord abnormalities: Structural abnormalities or conditions affecting the vocal cords, such as polyps or nodules, can cause changes in voice quality, including a higher pitch.
Psychological or behavioral factors: Some individuals may intentionally alter their voice to sound higher-pitched or adopt certain speech patterns for various reasons, including personal preference or gender expression.
It's important to note that having a high-pitched voice does not necessarily indicate a health issue or abnormality. However, if your father is concerned about his voice or if it is causing significant distress or interference in his daily life, it would be advisable for him to consult with a medical professional, such as an otolaryngologist (ear, nose, and throat specialist), who can evaluate his voice and provide appropriate guidance or treatment if necessary.