The spelling of the word "res cross" can be a bit confusing because it is not a commonly used term. Phonetic transcription in IPA reveals that the word is pronounced as /rɪs krɔs/. The first syllable is pronounced as "rɪs" where the letter "i" is pronounced as the short vowel sound "ih". The second syllable "krɔs" has a long "o" sound and the letter "s" is pronounced as "s" and not "z". Overall, the phonetics of "res cross" indicate that it is a word made up of two distinct syllables pronounced individually.