There are 15 8-letter words that start with 'demo'.
| demobbed | democrat | demolish | demoness | 
| demoniac | demonian | demonise | demonism | 
| demonist | demonize | demotics | demoting | 
| demotion | demotist | demounts | |
Note: These 15 8-letter words that start with 'demo' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with demon, democ, demol, demob, demod, demot, demor, demog, demou, demoi, demos, demoe.
5-letter words start with 'demo' (3)