I·tas·ca 
(ī-tăskə)
(ī-tăskə) A lake of northwest Minnesota. It was identified in 1832 as the source of the Mississippi River.
- spearman
- spearmint
- spearwort
- spec
- spec'er
- special
- special court-martial
- special delivery
- special education
- special effect
- special forces
- special interest
- special-interest
- specialism
- specialist
- specialistic
- speciality
- specialization
- specialize
- specialized
- special jury
- Special K
- special legislation
- specially
- special master