Across
- 2. South African anti-apartheid leader
- 4. Music accessories for private listening
- 5. Leaves thoroughly wet
- 6. Unexpectedly and without planning
- 10. Words, just words
- 11. Released or discharged in a clandestine manner
- 14. Exhibiting more pronounced instability
- 15. Relating to arrangements made for travel
- 17. Accountability for one's actions
- 18. Source of crowd-sourced knowledge
Down
- 1. Nerves or emotions in a state of agitation
- 3. Failing to achieve its intended purpose
- 7. Engaged in cerebral activities or processes
- 8. Strap for securing footwear
- 9. Initial stage of embryonic development
- 12. Green gemstones
- 13. Sculptor of "The Thinker"
- 16. Victory; success against odds
- 17. Bartender's creations with unique flavors