The word "arulo" is a bit of a mystery when it comes to spelling. It is not commonly used in English, but it can be found in various contexts such as in scientific naming, literature, and uncommon dialects. The IPA phonetic transcription for "arulo" is /əruːləʊ/. This is pronounced as "uh-roo-loh". The first syllable "a" is pronounced as "uh", followed by "roo" and "loh". It may be challenging to spell, but with the IPA transcription, it can be pronounced correctly.
The origin of the word "arulo" is Latin. It comes from the Latin verb "arulāre", which means "to plow". In Latin, "arulus" refers to a small plow or harrow, and "arula" is a diminutive form of the word, meaning a small, primitive plow used for tilling soil. Over time, the word "arulo" has been used in various Romance languages, such as Spanish and Portuguese, to refer to a small plow or farming implement.