| 88 | nation |
| 112 | national |
| 182 | natural |
| 199 | nature |
| 1099 | native |
| 1133 | narrow |
| 2388 | navy |
| 2485 | naked |
| 2639 | nail |
| 2702 | nasty |
| 2928 | naughty |
| 3166 | nausea |
| 792 | nitrogen |
| 1834 | nicotine |
| 2034 | nitric |
| 2139 | nickel |
| 654 | northern |
| 906 | noise |
| 1219 | novel |
| 1283 | notion |
| 2134 | nowhere |
| 2352 | node |
| 2690 | nowadays |
| 2703 | noble |
| 3260 | nod |
| 127 | nuclear |
| 818 | numerator |
| 840 | nucleus |
| 1557 | nutrient |
| 1738 | numerous |
| 2123 | nurse |
| 2184 | nut |
| 2529 | nutrition |
| 2653 | numerical |
| 2948 | nursery |
| 3106 | nylon |
