There are 14 words that end with 'ctants'.
| octants | reactants |
| humectants | expectants |
| injectants | reductants |
| attractants | protectants |
| surfactants | interactants |
| disinfectants | cosurfactants |
| transductants | cryoprotectants |
Note: These 14 words that end with 'ctants' are found from the USA & Canada version of the tournament Scrabble word list.