There are 12 8-letter words that start with 'cata'.
| catacomb | catalase | cataloes | catalogs | 
| catalpas | catalyst | catalyze | catamite | 
| catapult | cataract | catarrhs | catawbas | 
Note: These 12 8-letter words that start with 'cata' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with catal, catap, catac, catab, catar, catam, catas, catat, catad, cataf, cataw.
6-letter words start with 'cata' (1)