There are 13 10-letter words that start with 'deca'.
| decadences | decadently | decahedron |
| decaliters | decalogues | decameters |
| decametric | decampment | decapitate |
| decapodans | decapodous | decathlete |
| decathlons | ||
Note: These 13 10-letter words that start with 'deca' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with decar, decal, decap, decam, decan, decad, decay, decag, decas, decat, decaf, decah.
5-letter words start with 'deca' (3)