CORE WORDS
Compounds Expand your vocabulary by studying more complex words built by the 'core words'.
Etymology Explore the origin of the 'core words'.
Wordsense Learn about the wordsenses of the english term. Verbs Nouns Adjectives Pronouns Prepositions Conjunctions
TOPIK | SIGN; NOTICE; SIGN POST | 标识板 | 标志牌，标识牌 | 표지판 | あんないひょうしき【案内標識】。ひょうじばん【表示板】 | biển hiệu, biển báo | SEÑAL | |