form vs cast

form and cast both are nouns.

Word	Noun	Adjective	Verb	Adverb
form	Yes	No	Yes	No
cast	Yes	No	Yes	No

As nouns, cast is a hypernym of form; that is, cast is a word with a broader meaning than form:

form: a mold for setting concrete
cast: container into which liquid is poured to create a given shape when it hardens

Other hypernyms of form include mold, mould.

As nouns, form and cast are synonyms defined as:

Other synonyms of form include shape.

As verbs, cast is a hyponym of form; that is, cast is a word with a more specific, narrower meaning than form:

form (noun)	cast (noun)
the spatial arrangement of something as distinct from its substance	the act of throwing dice
a life-size dummy used to display clothes	the act of throwing a fishing line out over the water by means of a rod and reel
a mold for setting concrete	a violent throw
the visual appearance of something or someone	object formed by a mold
any spatial attributes (especially as defined by outline)	bandage consisting of a firm covering (often made of plaster of Paris) that immobilizes broken bones while they heal
an ability to perform well	container into which liquid is poured to create a given shape when it hardens
a particular mode in which something is manifested	the visual appearance of something or someone
alternative names for the body of a human being	the actors in a play
a perceptual structure	the distinctive form in which a thing is made
a category of things distinguished by some common characteristic or quality
the phonological or orthographic sound or appearance of a word that can be used to describe or identify something
a printed document with spaces in which to write
an arrangement of the elements in a composition or discourse
a body of students who are taught together
(biology) a group of organisms within a species that differ in trivial ways from similar groups
(physical chemistry) a distinct state of matter in a system; matter that is identical in chemical composition and physical state and separated from other material by the phase boundary

form (verb)	cast (verb)
give shape or form to	eject the contents of the stomach through the mouth
assume a form or shape	formulate in a particular style or language
make something, usually for a specific function	choose at random
create (as an entity)	throw forcefully
establish or impress firmly in the mind	to remove
to compose or represent	form by pouring (e.g., wax or hot metal) into a cast or mold
develop into a distinctive entity	select to play,sing, or dance a part in a play, movie, musical, opera, or ballet
	put or send forth
	move about aimlessly or without any destination, often in search of food or employment
	deposit
	assign the roles of (a movie or a play) to actors