"More sometimes" can be replaced with a variety of synonyms depending on the context and specific meaning intended. For instance, "occasionally" and "intermittently" can be used when referring to something happening less often than usual. "Furthermore" and "in addition" can be substituted when discussing additional information or ideas. "Moreover" and "also" can be employed to introduce another point that strengthens the previous point made. "Occasionally" and "at times" can also mean happening more rarely than usual. Lastly, "frequently" and "often" might be suitable synonyms wherein they both refer to something that happens quite often or regularly. It's important to carefully consider the context when choosing the right synonym for "more sometimes".