noun:

1. The lowermost part of a column, between the shaft and the pedestal or pavement.
2. The starting point of a logical deduction or thought; basis.
3. An apron.
4. The place where decisions for an organization are made; headquarters.
5. A nucleotide's nucleobase in the context of a DNA or RNA biopolymer.
6. A supporting, lower or bottom component of a structure or object.
7. A permanent structure for housing military personnel and material.
8. Short for base leg.
9. The smallest kind of cannon.
10. The lowest third of a shield or escutcheon.
11. Dated form of bass.
12. Any of a class of generally water-soluble compounds, having bitter taste, that turn red litmus blue, and react with acids to form salts.
13. Alternative form of BASE.
14. One of the four places that a runner can stand without being subject to being tagged out when the ball is in play.
15. A basic but essential component or ingredient.
16. The lower part of the field. See escutcheon.
17. Acronym of building, antenna-tower, span, earth.
18. In hand-to-hand balance, the person who supports the flyer; the person that remains in contact with the ground.
19. The set of sets from which a topology is generated.
20. The lower part of a robe or petticoat.
21. Something from which other things extend; a foundation.
22. A number raised to the power of an exponent.
23. A topological space, looked at in relation to one of its covering spaces, fibrations, or bundles.
24. The housing of a horse.
25. The lowest side of a in a triangle or other polygon, or the lowest face of a cone, pyramid or other polyhedron laid flat.
26. Important areas in games and sports.
27. A kind of skirt (often of velvet or brocade, but sometimes of mailed armour) which hung from the middle to about the knees, or lower.
28. A sequence of elements not jointly stabilized by any nontrivial group element.
29. Synonym of radix.
30. Foundation: a cosmetic cream to make the face appear uniform.
31. A safe zone in the children's games of tag and hide-and-go-seek.
32. The name of the controlling terminal of a bipolar transistor.
33. A line in a survey which, being accurately determined in length and position, serves as the origin from which to compute the distances and positions of any points or objects connected with it by a system of triangles.
34. The forces and relations of production that produce the necessities and amenities of life.
35. The game of prisoners' bars.
36. A group of voters who almost always support a single party's candidates for elected office.
37. A morpheme (or morphemes) that serves as a basic foundation on which affixes can be attached.
38. The end of a leaf, petal or similar organ where it is attached to its support.
39. A material that holds paint or other materials together; a binder.
40. A substance used as a mordant in dyeing.

adjective:

1. Low in place or position.
2. Obsolete form of bass.
3. Not held by honourable service.
4. Of low social standing or rank; vulgar, common.
5. Designating those metals which are not classed as precious or noble.
6. Of illegitimate birth; bastard.
7. Morally reprehensible, immoral; cowardly.
8. Not classical or correct.
9. Low in height; short.
10. Inferior; unworthy, of poor quality.
11. Alloyed with inferior metal; debased.
12. Of low value or degree.

verb:

1. To act as a base; to be the person supporting the flyer.
2. To give as its foundation or starting point; to lay the foundation of.
3. To be located (at a particular place).

name:

1. A surname​.