
/ˈiː.gəʊ .tɪst/
/-goʊ-/ n [C] (also egoist) disapproving 
egotistical /ˌiː.gəʊ ˈtɪs.tɪ.kəl/
/-goʊ-/ adj If a problem preys on your mind, you think about it and worry about it a lot
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