freestanding

As adjectives the difference between freestanding and false

is that freestanding is standing or set apart; not attached to anything while false is (label) one of two states of a boolean variable; logic.

As adjectives the difference between standalone and freestanding

is that standalone is an alternative spelling of lang=en while freestanding is standing or set apart; not attached to anything.

As adjectives the difference between freestanding and detached

is that freestanding is standing or set apart; not attached to anything while detached is of a house: not joined to another house on either side.

As a verb detached is

past tense of detach.

As adjectives the difference between freestanding and separate

is that freestanding is standing or set apart; not attached to anything while separate is apart from (the rest); not connected to or attached to (anything else).

As a verb separate is

to divide (a thing) into separate parts.

As a noun separate is

(usually|in the plural) anything that is sold by itself, especially an article of clothing.

As an adjective freestanding

is standing or set apart; not attached to anything.

As a noun hayrack is

a freestanding vertical drying-rack for animal fodder.

As adjectives the difference between freestanding and nonfreestanding

is that freestanding is standing or set apart; not attached to anything while nonfreestanding is not freestanding.