"Weirdy" is a slang term that is not commonly used in formal settings but can still be used in casual conversations. Some common synonyms for "weirdy" include peculiar, eccentric, unusual, odd, strange, quirky, and bizarre. Each word has its unique connotations and can be used to describe someone or something that is out of the ordinary. For example, "peculiar" can refer to something that is strange or unusual yet charming, while "bizarre" may be used to describe something that is strange or unsettling. By choosing the appropriate synonym for "weirdy," you can better convey your intended meaning and create a more concise and effective communication.