GRE Words for Permanent and Lasting

These 9 GRE words all share the meaning of permanent and lasting. Studying them as one cluster is far more efficient than learning each in isolation, because the GRE tests words by how they relate to each other. Each entry below links to a full definition page with example sentences and memory hooks.

Why this cluster matters

On Sentence Equivalence you must choose two words that give the sentence the same meaning. That means the answer is almost always a synonym pair pulled from a cluster like this one. Watch the connotation tone on each word: a positive and a negative word rarely form a correct pair, even when their definitions look close.

The 9 words

abidingadjectivePositive tone

Lasting for a long time; enduring and unchanging

enduringadjectivePositive tone

Lasting over a period of time; durable

eternaladjectiveNeutral tone

Lasting or existing forever; without end

immutableadjectiveNeutral tone

Unchanging over time or unable to be changed

indelibleadjectiveNeutral tone

Making marks that cannot be removed; unforgettable

perennialadjectiveNeutral tone

Lasting for an indefinitely long time; enduring

perpetualadjectiveNeutral tone

Never ending or changing; occurring repeatedly

steadfastadjectivePositive tone

Resolutely or dutifully firm and unwavering

unwaveringadjectivePositive tone

Steady and resolute; not changing

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