There are 13 words that start with 'narro'.
| narrow | narrows |
| narrowed | narrower |
| narrowly | narrowest |
| narrowing | narrowish |
| narrowband | narrowness |
| narrownesses | narrowcasting |
| narrowcastings | |
Note: These 13 words that start with 'narro' are found from the USA & Canada version of the tournament Scrabble word list.