There are 7 15-letter words that end with 'nic'.
| boustrophedonic | microelectronic |
| interelectronic | noncarcinogenic |
| photoelectronic | phytopathogenic |
| phytoplanktonic | |
Note: These 7 15-letter words that end with 'nic' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words end with onic, enic, inic, anic, hnic, ynic, nnic, unic, cnic, mnic, pnic, knic.
5-letter words end with 'nic' (14)