What is another word for pre-conceptions?
Pronunciation: [pɹˈiːkənsˈɛpʃənz] (IPA) 
When we have pre-conceptions about something, it means we already have fixed ideas or beliefs about it, even before we have any real knowledge or experience of it. Other words that can be used as synonyms for pre-conceptions include preconceived notions, pre-existing prejudices, pre-judgments, preconceived ideas, pre-formulated opinions, and pre-existing biases. These terms imply that individuals may already have a set of ideas about something or someone before actually getting to know or learn about it. Being aware of pre-conceptions can help us consciously set them aside and approach situations or individuals with an open mind.
