1. basal
2. basic, inferior
3. baseborn
4. humble, lowly, lowborn, dishonorable
5. dishonourable, immoral, unethical, wrong, mean
6. meanspirited, ignoble, baseborn
7. illegitimate, counterfeit

1. imitative, alkali
2. compound, chemical compound, base of operations
3. military installation, foundation
4. fundament, foot, groundwork, substructure, understructure, support, bag
5. baseball equipment, radix
6. number, part
7. piece, bottom
8. floor
9. control, basis
10. foundation, fundament, groundwork, cornerstone, assumption, supposition, supposal, pedestal
11. stand, support, flank
12. basis
13. part, portion, component part, component, home
14. location, al-Qaeda
15. Qaeda, al-Qa'ida, al-Qaida, Base, terrorist organization, terrorist group, foreign terrorist organization, FTO, root
16. root word, stem, theme, radical, form, word form, signifier, descriptor, infrastructure
17. store, stock, fund, ingredient
18. bottom
19. underside, undersurface, electrode

1. establish
2. ground, found, free-base
3. drug, do drugs, station
3. post, send, place, move, displace