nonstiff

As a noun terms

is .

As an adjective nonstiff is

(mathematics|of an equation) not stiff.

As adjectives the difference between nonstiff and nonstaff

is that nonstiff is (mathematics|of an equation) not stiff while nonstaff is not staff (regular employees).

As adjectives the difference between stiff and nonstiff

is that stiff is of an object, rigid, hard to bend, inflexible while nonstiff is (mathematics|of an equation) not stiff.

As a noun stiff

is an average person, usually male, of no particular distinction, skill, or education, often a working stiff''''' or ''lucky '''stiff .

As a verb stiff

is to fail to pay that which one owes (implicitly or explicitly) to another, especially by departing hastily.

As a noun equation

is equation (assertion).

As an adjective nonstiff is

(mathematics|of an equation) not stiff.