The phrase "give eye" is an uncommon one, and it can be difficult to find suitable synonyms. However, there are a few ways the phrase might be rephrased or replaced in context. For example, if someone is asking for your attention or focus, you might use phrases like "pay attention" or "heed." Alternatively, if someone is gazing at or examining something, you might suggest they "take a look" or "observe." In some cases, you could also use the phrase "give sight" to imply someone is showing you something or revealing something new to you. Ultimately, the most effective synonym will depend on the situation and context in which the phrase is being used.