Undeserving of is a phrase used to describe someone or something that is not entitled to receive something. There are many synonyms that can be used instead of undeserving of, such as unworthy, unmerited, unfit, undeserving, ineligible, and unqualified. These words all convey the same idea of someone or something that does not deserve what they are asking for. Other synonyms might include inappropriate, unsuitable, ill-matched, incompatible, or unbecoming. These words can be used to describe situations where someone is considered undeserving because they have not earned the right to receive a particular benefit, or because they have acted in an inappropriate or unworthy manner.