There are 13 words that start with 'noninf'.
| noninfected | noninfested |
| noninfective | noninfluence |
| noninfectious | noninfluences |
| noninflammable | noninformation |
| noninflammatory | noninflationary |
| noninflectional | noninformations |
| noninfringement | |
Note: These 13 words that start with 'noninf' are found from the USA & Canada version of the tournament Scrabble word list.