The spelling of the name "Arunika" is unique and may be confusing to some. It is pronounced /əˈruːnɪkə/ (uh-ROO-ni-ka) in IPA phonetic transcription. The first syllable "a" is pronounced like "uh," followed by the stressed syllable "rue" with a long "u" sound. The "ni" is pronounced like "nee" and the final "ka" sounds like "kuh". While unusual, the name Arunika has a pleasant and melodic quality to it.
There doesn't seem to be any widely recognized or documented etymology for the word "Arunika" in the English language. It is important to note that a word's etymology typically refers to its origins and historical development, including its linguistic roots and changes over time.
However, if "Arunika" is a proper noun or a name, it might have a cultural or regional origin related to specific languages or traditions. In such cases, it might be more useful to explore the etymology within that specific context or language.