How to pronounce “rumple”(verb) in English

picture of Einstein You See pictures of Einstein when he's you know in the 1950s he's 70 years old the hair has gone andhe's dressed in a rumpled sweater and so forth but it's important to recognize that back when he was being Einstein back when he was inventing thesetheories this is 1912 he was a sharp-dressed young man with well combed hair I don't know what happened after that but he looks smarter than everyone