The spelling of the word "insomnolences" can be a bit tricky as it contains a few uncommon sounds. The first syllable is pronounced "in-" (in IPA, /ɪn/), while the second syllable contains the "s" sound followed by the "omn" sound (in IPA, /sɒm/). The third syllable contains the "no" sound followed by the "len" sound (in IPA, /nəʊl/), and the final syllable ends with "-ces" (in IPA, /-sɪz/). Overall, the pronunciation of "insomnolences" is /ɪnˈsɒm.nə.ləns.ɪz/.