Digital SAT & GRE Hardest Vocabulary & Spelling Cheat Sheet (2026)

Test Prep Faculty August 18, 2026 8 min read Printable PDF Friendly
Etymology Strategy: 60% of all difficult words tested on the Digital SAT and GRE Verbal Reasoning stem from classical Latin and Greek roots. Memorizing 10 essential root families unlocks over 400 vocabulary definitions without raw rote memorization.

Master Latin & Greek Roots Cheat Sheet

Root / Prefix Meaning Exam Vocabulary Examples
Loqu- / Locut- To speak / speech Grandiloquent (pompous speech), Loquacious (talkative), Elocution
Pugn- To fight / fist Pugnacious (eager to fight), Impugn (challenge integrity), Repugnant
Anachron- Against time Anachronistic (belonging to another time period)
Intransig- Not compromising Intransigent (refusing to change views, stubborn)
Obsequi- To follow / comply Obsequious (obedient or attentive to an excessive degree)
Ephemeral- Short-lived / day Ephemeral (fleeting), Ephemera (collectible items of short duration)

High-Register Digital SAT Words with Memory Anchors

Hard Vocabulary Word Definition Hidden Word Mnemonic
Pusillanimous Timid; cowardly Look for ANIMUS (spirit) preceded by Pusil (small spirit)
Surreptitious Secretive; stealthy Think of a REPTILE slithering quietly
Cacophony Harsh loud mixture of sounds A broken PHONE produces a CACO-sound
Meticulous Showing extreme precision Check every TIC on the list with care

⚡ Practice Interactive SAT & GRE Flashcards

Access our free interactive word breakdown tools with audio pronunciation.

Open SAT Practice Module Open GRE Practice Module