These are word's examples related to omicron. Click on any word to go to its word's detail page. Or, 更多关于omicron的信息
Another ligature that was relatively frequent in early modern printing is a ligature of with (a small sigma "inside" an omicron) for a terminal.
The provenance of omega is not known, but it is generally assumed to derive from omicron with a line drawn under it.