used

Used is a related term of stale.

As a verb used

is (use).

As an adjective used

is that is or has or have been used.

As an adverb stale is

always, all the time.

As verbs the difference between utilize and used

is that utilize is while used is (use).

As an adjective used is

that is or has or have been used.

Used is a related term of archaic.

As adjectives the difference between used and archaic

is that used is that is or has or have been used while archaic is of or characterized by antiquity; old-fashioned, quaint, antiquated.

As a verb used

is (use).

As a noun archaic is

(archaeology|us|usually capitalized) a general term for the prehistoric period intermediate between the earliest period (‘[http://enwikipediaorg/wiki/paleo-indian paleo-indian]’, ‘paleo-american’, ‘american‐paleolithic’, &c ) of human presence in the western hemisphere, and the most recent prehistoric period (‘woodland’, etc).

Used is a related term of venerable.

As adjectives the difference between used and venerable

is that used is that is or has or have been used while venerable is used as a form of address for an archdeacon in the anglican church.

As a verb used

is (use).

As verbs the difference between function and used

is that function is to have a function while used is (use).

As a noun function

is what something does or is used for.

As an adjective used is

that is or has or have been used.

Used is a related term of primitive.

As adjectives the difference between used and primitive

is that used is that is or has or have been used while primitive is of or pertaining to the beginning or origin, or to early times; original; primordial; primeval; first.

As a verb used

is (use).

As a noun primitive is

an original or primary word; a word not derived from another, as opposed to (derivative).

Used is a related term of musty.

As adjectives the difference between used and musty

is that used is that is or has or have been used while musty is having a stale odor.

As a verb used

is (use).

Used is a related term of extinct.

As adjectives the difference between used and extinct

is that used is that is or has or have been used while extinct is (dated) extinguished, no longer alight (of fire, candles etc).

As a verb used

is (use).

Used is a related term of outmoded.

As verbs the difference between used and outmoded

is that used is (use) while outmoded is (outmode).

As adjectives the difference between used and outmoded

is that used is that is or has or have been used while outmoded is unfashionable.

Used is a related term of obsolete.

As adjectives the difference between used and obsolete

is that used is that is or has or have been used while obsolete is obsolete, deprecated (computing).

As a verb used

is (use).