性欲

1. Origins, structure, and basic meaning

• Structure: 性欲 is read as せいよく and is a noun for sexual desire or libido.
• Basic usage: An increase appears in 性欲が強くなる, while a low level appears in 性欲が低い.

2. Common pitfalls and similar expressions

• Desire and action
  • It names sexual desire and is distinct from sexual activity or a relationship itself.
• Individual variation
  • 性欲の感じ方には個人差がある states that how libido is experienced varies from person to person.