The word "fazes" refers to the feeling of intimidation or being flustered by a particular situation. There are a few synonyms for this word, and some of these include disconcerts, unnerves, intimidates, flusters, and rattles. These words all describe a feeling of discomfort or unease, but they differ slightly in how they convey this emotion. For example, "disconcerts" suggests a feeling of being confused or bewildered, while "intimidates" implies a stronger sense of fear or apprehension. Whatever the synonym, the overall connotation is one of feeling taken aback or thrown off balance by something that is unexpected or difficult to handle.