Tri Duc English - Unit 70 🧩 TRI ĐỨC ENGLISH 2026 • Pre-Intermediate UNIT 70 SUFFIXES: FORMING NOUNS LÝ THUYẾT TỪ VỰNG A. Verb + noun suffix Suffixes are used at the ends of words; they often tell you if a word is a noun, a verb, an adjective or an adverb. Two suffixes which form nouns from verbs are -ion and -ment . Verb Noun invent invention discuss discussion translate translation relax relaxation improve improvement govern government manage management develop development • His latest invention is a new board game. • We need an improvement in the weather. B. Adjective + noun suffix Th...