Across
- 4. : A lack of agreement (prefix dis-)
- 8. : Study of life (Greek: bio + logy)
- 9. : Not happy
- 12. : One’s own handwritten signature (Greek: auto + graph)
- 14. : Study of the Earth (Greek: geo + graphy)
- 15. : Working by itself (prefix auto-)
- 16. : Without hope (suffix -less)
- 19. : Government by the people (Greek: demo + cracy)
- 20. : Not able to be seen (prefix in- + root vis)
Down
- 1. : Quality of being easy to read (root read + suffix -ability)
- 2. : Without care or attention (suffix -less)
- 3. : Process of changing form (prefix trans- + root form)
- 5. : Device for speaking over distance (Greek: tele + phone)
- 6. : Picture made with light (Greek: photo + graph)
- 7. : To play again
- 10. : Tool for viewing small things (Greek: micro + scope)
- 11. : To build or arrange parts (Latin root struct)
- 13. : To move or carry across (Latin: trans + port)
- 17. : To write again (prefix re-)
- 18. : Easy to foresee (prefix pre- + root dict)