The spelling of the word "arrendondo" is derived from the Spanish language, specifically the word "arrendondar," meaning to round off. In IPA phonetic transcription, it would be pronounced as /aˈren.do.n.do/. The "a" sound is pronounced like "ah," "e" sounds like "eh," "o" sounds like "o," and the "n" and "d" sounds are pronounced separately. The double "n" indicates a stronger nasal sound, while the double "d" represents a longer duration of the "d" sound.