The correct spelling of the name "Raul Armesto" is pronounced as /raʊl ərˈmɛstəʊ/. In terms of phonetics, the name contains a diphthong "au" sound (represented as /aʊ/) that is commonly found in English words such as "out" or "house". The stress falls on the second syllable, with the "e" in the final syllable pronounced as a schwa, which is a neutral vowel sound represented as /ə/. Overall, the name Raul Armesto is an example of how English orthography may differ from its phonetic transcription.
There doesn't seem to be any specific etymology for the name "Raul Armesto" because it appears to be a combination of a first name, "Raul", and a surname, "Armesto", which are derived from different origins.
The name "Raul" is of Germanic origin and is derived from the Old German name "Radulf", meaning "counsel of the wolf" or "wolf counsel". It is a common name in various European languages, including Spanish and Portuguese.
On the other hand, "Armesto" seems to have Spanish origins. It is a surname commonly found in the Asturias region of northern Spain. The exact etymology of "Armesto" is unclear, but it could possibly have originated from occupational or toponymic roots.