GRE Words for Diligent vs. Lazy: Etymology and Memory Hooks

Hardworking versus lazy is a dependable GRE antonym pair. Learning the two groups at once helps you assign the right connotation quickly under time pressure.

Assiduous (showing great care and persistent effort). From Latin assiduus, "sitting down to," from ad- (to) + sedere (to sit). Hook: an assiduous student sits down to the work and stays put.

Sedulous (diligent, persistent). From Latin sedulus, also tied to steady sitting and application. Hook: sedulous and assiduous are near-twins — both about sticking to the task.

Diligent (careful and hardworking). From Latin diligere, "to value highly, take delight in." Hook: a diligent worker takes the task seriously enough to do it with care.

Indolent (avoiding activity; lazy). From Latin in- (not) + dolere (to feel pain) — literally "without taking pains." Hook: an indolent person takes no pains.

Slothful (lazy, sluggish). From "sloth," the deadly sin of laziness (and the slow-moving animal). Hook: slothful moves at the pace of a sloth.

Languid (lacking energy; slow and relaxed). From Latin languere, "to be weak or faint." Hook: a languid afternoon drains your energy.

Assiduous and sedulous are a classic Sentence Equivalence synonym pair — close enough to complete the same blank with the same meaning. Knowing they are near-twins helps you select both when the format calls for a matched pair.

Verbloom drills these in sentences and pairs the diligent group against the lazy group so the contrast is automatic.