Similar to serio
- series – sequence
- serius – grave, serious, solemn
- seneo – aged, to be old
- sedeo – reside, to settle down, to sit
- seditio – dissension, insurrection, mutiny, quarrel, rising, sedition
- semoveo – isolate, separate, set apart, set aside, to remove
- sepelio – bury, destroy, inter, to ruin