There is 1 12-letter word that start with 'zi'.
zillionaires | ||
Note: These 1 12-letter words that start with 'zi' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with zin, zig, zip, zil, zir, zit, zib, ziz, zik, zid.
3-letter words start with 'zi' (4)