eternal

Speculative is a related term of eternal.

As adjectives the difference between speculative and eternal

is that speculative is while eternal is lasting forever; unending.

Eternal is a related term of extensive.

As adjectives the difference between eternal and extensive

is that eternal is lasting forever; unending while extensive is in the nature of an extent, wide, widespread.

Eternal is a related term of continuing.

As an adjective eternal

is lasting forever; unending.

As a verb continuing is

.

Eternal is a related term of esoteric.

As adjectives the difference between eternal and esoteric

is that eternal is lasting forever; unending while esoteric is intended for or likely to be understood by only a small number of people with a specialized knowledge or interest, or an enlightened inner circle.

Eternal is a related term of inexhaustible.

As adjectives the difference between eternal and inexhaustible

is that eternal is lasting forever; unending while inexhaustible is impossible to exhaust; unlimited.

As adjectives the difference between eternal and invariable

is that eternal is lasting forever; unending while invariable is not variable; unalterable; uniform; always having the same value.

As a noun invariable is

something that does not vary; a constant.

As adjectives the difference between constant and eternal

is that constant is unchanged through time or space; permanent while eternal is lasting forever; unending.

As a noun constant

is that which is permanent or invariable.

Eternal is a related term of protracted.

As adjectives the difference between eternal and protracted

is that eternal is lasting forever; unending while protracted is lasting for a long time or longer than expected or usual.

As a verb protracted is

(protract).

Eternal is a related term of sustained.

As adjectives the difference between eternal and sustained

is that eternal is lasting forever; unending while sustained is held continuously at a certain level.

As a verb sustained is

(sustain).

Eternal is a related term of ontological.

As adjectives the difference between eternal and ontological

is that eternal is lasting forever; unending while ontological is of, or relating to, ontology.