TOEFL 2026 Lesson 4 Vocabulary – 20+ Academic Words | Barron’s Prep | Verbs, Adjectives, Confusing Pairs

This expertly curated guide covers over 20 advanced vocabulary words featured in Lesson 4 of the Barron’s TOEFL 2026 Preparation Book, tailored to boost performance in all sections of the TOEFL iBT exam. The document includes definitions and grammatical classifications for high-impact academic terms such as ambiguous, assert, deceptively, elicit, relinquish, and resilient, commonly encountered in TOEFL reading passages and writing prompts. Words are presented with TOEFL-style meanings and usage explanations, helping students identify nuances in meaning, distinguish synonyms and antonyms, and apply vocabulary correctly in context. The document uses a compact flashcard-like format, ideal for fast learning and self-testing. It emphasizes verbs and adjectives often confused by learners or misunderstood in academic settings. This vocabulary list is best suited for: – TOEFL iBT test takers aiming for university admissions or scholarships – ESL and EFL learners studying in academic English programs – High school and college students preparing for standardized English proficiency tests – Educators designing TOEFL vocabulary quizzes or classroom prep materials – Learners following the Barron’s TOEFL curriculum (2026 edition) The resource reinforces high-frequency vocabulary used to express argumentation, opinion, emotion, and academic description—supporting strong performance in both speaking and writing responses. Keywords: TOEFL 2026, Barron’s vocabulary list, Lesson 4 TOEFL, ambiguous meaning, TOEFL verbs, academic adjectives, resilient vs determined, elicit vs extract, instigate meaning, deceptive language, relinquish usage, assert definition, English proficiency words, academic writing vocabulary, TOEFL prep flashcards, advanced ESL words