rough·rid·er 
(rŭfrīdər)
(rŭfrīdər)n.
1. A skilled rider of little-trained horses, especially one who breaks horses for riding.
2. Rough Rider A member of the First US Volunteer Cavalry regiment under Theodore Roosevelt in the Spanish-American War.
- sextuplicate
- sextuplicately
- sextuplication
- sextuply
- Sextus
- sexual
- sexual abuse
- sexual assault
- sexual harassment
- sexual intercourse
- sexuality
- sexualization
- sexualize
- sexually
- sexually transmitted disease
- sexual masochism
- sexual orientation
- sexual relations
- sexual sadism
- sexual selection
- sex work
- sex worker
- sexy
- Seychelles
- Seyfert galaxy