The spelling of the name "Klarrisa" may seem unusual, but it follows the English language's phonetic rules. The first two letters "Kl" represent the consonant cluster /kl/. The following "a" is pronounced as the short vowel sound /æ/. Then, the double letter "rr" indicates a rolled or trilled /r/ sound, followed by the long vowel sound /i:/, represented by the letter "i". Lastly, the sound /s/ is spelled as a single "s" and the final "a" is again pronounced as /æ/. Thus, Klarrisa is pronounced kluh-RIH-suh.
The name "Klarrisa" does not have a widely known or established etymology. It appears to be a variant or possibly a spelling variation of the name "Clarissa", which has its roots in the Latin name "Claritia". "Claritia" stems from the Latin word "clarus", meaning "clear, bright, or famous". The name "Clarissa" became more popular in the 18th century after Samuel Richardson's novel "Clarissa". However, it is crucial to note that "Klarrisa" might be a unique or modern creation, and its specific origin or meaning may vary depending on personal or cultural associations.