Across
- 6. worthless, useless, pointless, futile
- 8. harmful, evil hostile inimical malevolent
- 9. cold, bitter, unpleasant, severe, harsh
- 11. clear, evident, incontestable, undeniable
- 13. profitable remunerative fruitful worthwhile
- 14. layman non-professional non-specialist dilettante
- 15. frank, outspoken, honest, straightforward
- 18. turbulent, stormy violent frantic emotional
- 20. dull monotonous uninteresting insipid, flat
- 21. brief, momentary, transitory, fugacious
- 22. reserved, reticent, stealthy, unforthcoming
Down
- 1. borderline surrounding fringe, inconsequential
- 2. structured, methodical, systematized, planned
- 3. vague, cryptic, dark, enigmatic, equivocal
- 4. essential, requisite, imperative, mandatory
- 5. shortened, condensed, compressed, abbreviated
- 7. arbitrarily, haphazardly
- 10. prolonged, extended, lengthy, verbose, wordy
- 12. compliant, cooperative, willing, agreeable
- 14. unswerving, strong-willed, firm, unshakable
- 16. everlasting, endless, perennial, immutable
- 17. skillful, deft, adroit, masterful
- 19. powerful, pervasive penetrating suffocating
- 20. good-natured, congenial, cordial, approachable