ground bass 
(bās)
(bās)n.
Music
Music
1. A bassline that is continually repeated throughout a composition.
2. A composition having such a bassline.
- specialistic
- speciality
- specialization
- specialize
- specialized
- special jury
- Special K
- special legislation
- specially
- special master
- special-needs
- special needs
- specialness
- Special Olympics
- special operation
- special operator
- special pleading
- special relativity
- special sense
- special session
- special team
- special theory of relativity
- specialty
- speciate
- speciation