1. Patterns of behavior
7. Fine-tune
10. Petroleum
11. Swearings
12. A shapeless form
14. Strives
15. Cavort
16. Christmas
18. Plant with trumpet-shaped flowers
21. Critical
23. C
24. Lacking in refinement
26. Simple chairs
1. Ice pellets
2. Apportions
3. Prefix indicating "Two"
4. A people of southeast Nigeria
5. Voyage
6. Sarcastic
7. Male swan
8. Definite article
9. S
13. Type of volcanic rock
16. Sixteen in Roman numerals
17. Not max
19. Focussing glass
20. Until now
22. Sign of the Lion
25. Proceed