There are several synonyms for the phrase "throws out ear" which means to abruptly and rudely dismiss someone or something. One commonly used alternative is to "brush off" which implies a casual and dismissive attitude. Another option is to "cast aside" which suggests a deliberate rejection. "Disregard" is a more neutral term that simply means to ignore or pay no attention to. "Shrug off" can also be used in this context, implying a lack of concern or indifference. Finally, "snub" carries a more negative connotation and suggests intentional disrespect or insult. Each of these words can be used interchangeably with "throws out ear" depending on the tone and context of the situation.