Balance- a stat of equilibrium or equal distribution, a being of equipoise

Symmetrical- well proportioned in body or form, regular in form or arrangement of corresponding parts

Asymmetrical- not identical in both sides of a separate line, lacking symmetry

Radial- having spokes, bars, lines etc. arranged like radii

Scale and proportion- the size and comparative relation between things or magnitudes as size, quantity,                           number, etc. ratio.

Emphasis- special stress laid upon, or importance attached to anything

Contrast- to compare in order to show unlikeness or difference; note the opposite natures

Variety- difference, discrepancy, the state of being varied or diversified

Repetition- the act of being repeated, reiteration, a reproduction, copy or replica

Rhythm- movement or procedure with uniform or patterned occurrence