synonymous

As an adjective synonymous

is having a similar meaning.

As a verb equate is

to consider equal, to state as being equivalent.

As a noun polysemy

is (semantics) the ability of words, signs and symbols to have multiple meanings.

As an adjective synonymous is

having a similar meaning.

As adjectives the difference between autonomous and synonymous

is that autonomous is self-governing intelligent, sentient, self-aware, thinking, feeling, governing independently while synonymous is having a similar meaning.

As adjectives the difference between synonymous and antique

is that synonymous is having a similar meaning while antique is old, used especially of furniture and household items; out of date.

As a noun antique is

an old piece of furniture, household item, or other similar item.

As a verb antique is

(label) to shop for antiques; to search for antiques.

As adjectives the difference between heterotypic and synonymous

is that heterotypic is literally "with a different type". In botanical nomenclature a heterotypic synonym (or taxonomic synonym) is a synonym that comes into being when a taxon is reduced in status ("reduced to synonymy") and becomes part of a different taxon. The zoological equivalent is "subjective synonym" while synonymous is having a similar meaning.

As a verb believe

is (label) to accept as true, particularly without absolute certainty (ie, as opposed to knowing).

As an adjective synonymous is

having a similar meaning.

As adjectives the difference between synonymous and synthetic

is that synonymous is having a similar meaning while synthetic is of, or relating to synthesis.

As a noun synthetic is

a synthetic compound.

As an adjective synonymous

is having a similar meaning.

As a verb associated is

(associate).

As adjectives the difference between synonymous and tantamount

is that synonymous is having a similar meaning while tantamount is equivalent in meaning or effect.

As a verb tantamount is

(obsolete) to amount to as much; to be equivalent.

As a noun tantamount is

(obsolete) something which has the same value or amount (as something else).