opportunism

英 ['ɒpətʃuːnɪz(ə)m; 'ɒpətjuːnɪz(ə)m; ,ɒpə'tʃuːnɪz(ə)m; ,ɒpə'tjuːnɪz(ə)m] 美[,ɑpɚ'tunɪzəm]

1. taking advantage of opportunities without regard for the consequences for others