Meaning: This sentence describes the sound made by a swing as a child uses their body weight to propel it back and forth.
Choice of Words: The word "swing" is a noun that refers to a seat suspended by ropes or chains that is used for playing. "Creaked" is a past tense verb that means to make a harsh, grating sound. "As" is a conjunction that connects two clauses. "The" is a definite article that refers to a specific thing. "Child" is a noun that refers to a young person. "Pushed" is a past tense verb that means to apply force to something in order to move it.