form-, -form, forma-, format-

(Latin: shape, structure, figure, outer appearance, composition, to compose; visual appearance; spacial arrangement; to develop or to acquire; to produce)

reformation
reformative
1. Tending to reform.
2. Serving to induce reform.
reformatory
reformer
reptiliform
retiform
rotundiform
scoleciform
Resembling a tapeworm scolex.
scopiform
Having the form of a broom or besom (a broom made of twigs tied together on a long handle).
scopuliform
Resembling a small brush.
serriform
Sawlike or formed like a saw.
sirenomelia, mermaid deformity
1. A union of the legs with partial or complete fusion of the feet.
2. The congenital union of the legs with partial or complete fusion of the feet.

Also known as sympus in which an individual has legs and feet which are united in the midline.

solidiform
soloform
spiciform (adjective), more spiciform, most spiciform
Pertaining to being spike-shaped.

Inter-related cross references, directly or indirectly, involving word units dealing with "form, shape, appearance": eido-; figur-; icono-; ideo-; imag-; morpho-; -oid; typo-.