Focus on the pronunciation of preposition
English definition of “preposition”
/ˌprep·əˈzɪʃ·ən/ n [C]
› grammar a word that connects a noun, a noun phrase, or a pronoun to another word, esp. to a verb, another noun, or an adjective: In the sentence, "We jumped in the lake," "in" is a preposition, and in the sentence, "I heard the sound of loud music," "of" is a preposition.