There are 18 8-letter words that end with 'idal'.
| biocidal | candidal | capsidal | cuboidal |
| cuspidal | deicidal | conoidal | ecocidal |
| gyroidal | lipoidal | mucoidal | fucoidal |
| forbidal | keloidal | nontidal | ovicidal |
| suicidal | toroidal | ||
Note: These 18 8-letter words that end with 'idal' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words end with oidal, cidal, tidal, midal, nidal, sidal, bidal, didal, pidal, ridal, uidal.
5-letter words end with 'idal' (2)