There are 15 words that start with 'hepta'.
heptad | heptads | heptane |
heptagon | heptanes | heptarch |
heptagons | heptarchs | heptarchy |
heptachlor | heptagonal | heptameter |
heptachlors | heptameters | heptarchies |
Note: These 15 words that start with 'hepta' are found from the USA & Canada version of the tournament Scrabble word list.