There are 28 6-letter words that start with 'ser'.
| seracs | serail | serais | serape | seraph |
| serdab | serein | serene | serest | serged |
| serger | serges | serial | series | serifs |
| serine | sering | serins | sermon | serosa |
| serous | serows | serums | serval | served |
| server | serves | servos | ||
Note: These 28 6-letter words that start with 'ser' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with seri, serv, sero, sere, serr, sera, serg, serm, serp, serf, serj, seru, serd, sers.
4-letter words start with 'ser' (4)