The difference between Base and Common

Base as a noun:

Something from which other things extend; a foundation. A supporting, lower or bottom component of a structure or object.

Base as a noun:

The starting point of a logical deduction or thought; basis.

Base as a noun:

A permanent structure for housing military personnel and material.

Base as a noun:

The place where decisions for an organization are made; headquarters.

Base as a noun (cooking, painting, pharmacy):

A basic but essential component or ingredient.

Base as a noun:

A substance used as a mordant in dyeing.

Base as a noun (cosmetics):

Foundation: a cosmetic cream to make the face appear uniform.

Base as a noun (chemistry):

Any of a class of generally water-soluble compounds, having bitter taste, that turn red litmus blue, and react with acids to form salts.

Base as a noun (baseball):

Important areas in games and sports. A safe zone in the children's games of tag and hide-and-go-seek. One of the three places that a runner can stand without being subject to being tagged out.

Base as a noun (architecture):

The lowermost part of a column, between the shaft and the pedestal or pavement.

Base as a noun (biology, biochemistry):

A nucleotide's nucleobase in the context of a DNA or RNA biopolymer.

Base as a noun (botany):

The end of a leaf, petal or similar organ where it is attached to its support.

Base as a noun (electronics):

The name of the controlling terminal of a bipolar transistor (BJT).

Base as a noun (geometry):

The lowest side of a in a triangle or other polygon, or the lowest face of a cone, pyramid or other polyhedron laid flat.

Base as a noun (heraldiccharge):

The lowest third of a shield or escutcheon.

Base as a noun (heraldry):

The lower part of the field. See .

Base as a noun (mathematics):

A number raised to the power of an exponent.

Base as a noun (mathematics):

.

Base as a noun (topology):

The set of sets from which a topology is generated.

Base as a noun (topology):

A topological space, looked at in relation to one of its covering spaces, fibrations, or bundles.

Base as a noun (acrobatics, cheerleading):

In hand-to-hand balance, the person who supports the flyer; the person that remains in contact with the ground.

Base as a noun (linguistics):

A morpheme (or morphemes) that serves as a basic foundation on which affixes can be attached.

Base as a noun (music):

Base as a noun (military, historical):

The smallest kind of cannon.

Base as a noun (archaic):

The housing of a horse.

Base as a noun (historical, in the plural):

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.

Base as a noun (obsolete):

The lower part of a robe or petticoat.

Base as a noun (obsolete):

An apron.

Base as a noun:

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.

Base as a verb (transitive):

To give as its foundation or starting point; to lay the foundation of.

Base as a verb (transitive):

To be located (at a particular place).

Base as a verb (acrobatics, cheerleading):

To act as a base; to be the person supporting the flyer.

Base as an adjective (obsolete):

Low in height; short.

Base as an adjective:

Low in place or position.

Base as an adjective (obsolete):

Of low value or degree.

Base as an adjective (archaic):

Of low social standing or rank; vulgar, common.

Base as an adjective:

Morally reprehensible, immoral; cowardly.

Base as an adjective (now, rare):

Inferior; unworthy, of poor quality.

Base as an adjective:

Designating those metals which are not classed as or .

Base as an adjective:

Alloyed with inferior metal; debased.

Base as an adjective (obsolete):

Of illegitimate birth; bastard.

Base as an adjective:

Not classical or correct.

Base as an adjective:

Base as an adjective (legal):

Not held by honourable service.

Base as a noun (now, chiefly, US, historical):

The game of prisoners' bars.

Common as an adjective:

Mutual; shared by more than one.

Common as an adjective:

Occurring or happening regularly or frequently; usual.

Common as an adjective:

Found in large numbers or in a large quantity.

Common as an adjective:

Simple, ordinary or vulgar.

Common as an adjective (grammar):

In some languages, particularly Germanic languages, of the gender originating from the coalescence of the masculine and feminine categories of nouns.

Common as an adjective (grammar):

Of or pertaining to common nouns as opposed to proper nouns.

Common as an adjective:

Vernacular, referring to the name of a kind of plant or animal, i.e., common name vs. scientific name.

Common as an adjective (obsolete):

Profane; polluted.

Common as an adjective (obsolete):

Given to lewd habits; prostitute.

Common as a noun:

Mutual good, shared by more than one.

Common as a noun:

A tract of land in common ownership; common land.

Common as a noun:

The people; the community.

Common as a noun (legal):

The right of taking a profit in the land of another, in common either with the owner or with other persons; so called from the community of interest which arises between the claimant of the right and the owner of the soil, or between the claimants and other commoners entitled to the same right.

Common as a verb (obsolete):

To communicate (something).

Common as a verb (obsolete):

To converse, talk.

Common as a verb (obsolete):

To have sex.

Common as a verb (obsolete):

To participate.

Common as a verb (obsolete):

To have a joint right with others in common ground.

Common as a verb (obsolete):

To board together; to eat at a table in common.