- arabesque
- arc
- arch
- ball
- ball
- bar
- check
- checkered
- chevron
- coil
- conical
- corrugated
- crescent
- crisscross
- crosswise
- cruciform
- cube
- curl
- curl
- curvature
- curved
- curvy
- cylinder
- cylindrical
- diagonal
- diamond
- disc
- dome
- double helix
- ellipse
- elliptical
- floral
- formation
- formless
- geometric
- globe
- globular
- harlequin
- heart
- hemisphere
- heptagon
- hexagon
- honeycomb
- hooked
- hump
- -iform
- lattice
- Maltese Cross
- moon
- mottled
- oblong
- octagon
- oval
- ovoid
- parallelogram
- pattern
- peak
- pentagon
- pentagram
- perimeter
- pointed
- pyramid
- quadrangle
- quadrilateral
- radial
- rectangle
- rectangular
- rectilinear
- regular
- reticulated
- rhomboid
- rhomboid
- rhombus
- roll
- round
- round
- round
- rounded
- semicircle
- shape
- solid
- spatial
- sphere
- spiral
- spotted
- square
- squared
- star
- stripe
- striped
- stripy
- symmetrical
- symmetry
- tabular
- three-cornered
- three-dimensional
- trapezium
- trapezoid
- trefoil
- triangle
- triangular
- tubular
- undulate
- vague
- veined
- V-formation
- wavy
- whorl
- wiggly
- zigzag
