There are 11 13-letter words that start with 'fer'.
| fermentations | ferociousness |
| ferricyanides | ferrimagnetic |
| ferroconcrete | ferrocyanides |
| ferroelectric | ferromagnetic |
| ferrosilicons | fertilenesses |
| fertilization | |
Note: These 11 13-letter words that start with 'fer' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with ferr, ferm, fert, ferv, fern, feri, feru, fero, fera, fere, ferl, ferb.
4-letter words start with 'fer' (2)