The word "MAPSRUC" is a combination of letters that may seem confusing to spell by simply looking at it. However, using the International Phonetic Alphabet (IPA) can help understand the pronunciation of each individual letter. "M" is pronounced as /m/, "A" is pronounced as /æ/, "P" is pronounced as /p/, "S" is pronounced as /s/, "R" is pronounced as /ɹ/, "U" is pronounced as /u:/, and "C" is pronounced as /k/. Therefore, the correct spelling of the word is "MAPSRUC", with each letter having a distinct sound.