hero-worship
🇺🇸
/ˈhɪrəʊ wɜːrʃɪp/
🇬🇧
/ˈhɪərəʊ wɜːʃɪp/
to have an excessive admiration for someone, often to the point of idolizing them
She was accused of hero-worship because she always defended her favorite actor, no matter what.