1. Simply; just because

Encyclopedia: Sommer

• spine-tingling
• spine-tinglingly
• spine-tipped
• spinel
• spinel ruby
• spineless
• spinelessly
• spinelessness
• spinet
• spinifex
• spininess
• spinmeister
• spinnability
• spinnable
• spinnaker
• spinnbar
• spinnbarkeit
• spinner
• spinneret
• spinney
• spinning
• spinning frame
• spinning jenny
• spinning machine
• spinning rod