The suffix-tion mean "the act of." rewrite each sentence. use the underlined word plus the suffix -tion in the new sentence. 1. as i walked up the mountain, the trail began to elevate more and more. elevate is the underline word. 2. the huge male lion will protect the rest of the group. the underline word it protect 3. when he could not pay his rent, the landlord threatened to evict him. evict is the underlined word 4.the coach sent in a substitute player when john was injured. the underlined word is substitute.