The phrase "puts bug one ear" is an informal expression that means to annoy someone or make them feel uncomfortable. There are several synonyms for this expression, including getting under one's skin, getting on one's nerves, irritating, vexing, and bothering. These expressions convey the same meaning, but with slightly different nuances. For example, getting under one's skin implies a deeper level of irritation, while vexing suggests a persistent annoyance. Regardless of the specific synonym used, the idea is the same: someone or something is bothering or frustrating the person in question. It's important to note that these expressions are informal and should be used in casual conversation rather than formal writing.