As a verb designer

is to designate.

As a noun codesigner is

one who codesigns; a designer who works with another.

As adjectives the difference between habitual and unhabitual

is that habitual is behaving in a regular manner, as a habit while unhabitual is not habitual; uncustomary.

As adjectives the difference between uncustomary and unhabitual

is that uncustomary is not customary while unhabitual is not habitual; uncustomary.

Unwashable is a synonym of nonwashable.

As adjectives the difference between nonwashable and unwashable

is that nonwashable is not washable while unwashable is not washable; that cannot be washed.

As adjectives the difference between spatial and aspatial

is that spatial is of or pertaining to space while aspatial is not spatial.

As a noun infonaut is

one who navigates the information superhighway; an internet user.

Infonaut is a synonym of cybernaut.

As nouns the difference between cybernaut and infonaut

is that cybernaut is a voyager in cyberspace; a user of the Internet or virtual reality while infonaut is one who navigates the information superhighway; an Internet user.

Cybersurfer is a synonym of infonaut.

As nouns the difference between cybersurfer and infonaut

is that cybersurfer is a person who surfs (browses the internet) while infonaut is one who navigates the information superhighway; an internet user.

As an adjective macrobiotic

is longlived.

As an adverb macrobiotically is

in a macrobiotic way.

As a noun plant

is an organism that is not an animal, especially an organism capable of photosynthesis. Typically a small or herbaceous organism of this kind, rather than a tree.

As a verb plant

is to place (a seed or plant) in soil or other substrate in order that it may live and grow.

As an adjective plantless is

without plants (non-animal organisms).