There are 12 words that start with 'supra'.
supra | supraoptic |
suprarenal | supravital |
suprarenals | supraliminal |
supraorbital | supravitally |
supranational | suprarational |
supramolecular | suprasegmental |
Note: These 12 words that start with 'supra' are found from the USA & Canada version of the tournament Scrabble word list.