Vocabulary Acquisition and Use in Context
Concepts to know
Vocabulary questions test how words work in context, not just memorized definitions. Context clues include definitions nearby, examples, synonyms, antonyms, and general sense. Multiple-meaning words (bank, bat, light) must be matched to the sentence. Word parts matter: prefixes (un-, re-, dis-, pre-), suffixes (-ful, -less, -ly), and roots (struct, port, bio) unlock unfamiliar words. Figurative language-simile, metaphor, personification, idiom-uses words beyond their literal meaning. Shades of meaning ask you to choose the most precise word ("sprinted" is stronger than "ran"). Reference tools such as a glossary or dictionary help, but check the part of speech and the numbered meaning.
Traps
The common trap is picking a familiar meaning that does not fit the sentence. Another is ignoring contrast clues such as but, unlike, or instead, which point to an antonym. Students also take idioms literally ("raining cats and dogs") or choose the most extreme synonym. For word parts, do not force a prefix meaning if the whole word does not match. Always check whether the blank needs a noun, verb, or adjective.
Worked example
Sentence: "The rugged trail was covered with rocks and roots, making walking difficult." Clue: rocks, roots, and difficult describe the trail. Rugged means rough or uneven. A choice like "beautiful" may fit a trail but not these clues.
Rule of thumb
Replace the unknown word with your guess and reread the sentence. If the sentence still makes sense, your guess is likely right. For figurative language, ask, "What is being compared, and what quality do they share?"