| Term | Definition |
| sense | to feel, to recognize |
| senseless | foolish, pointless, ridiculous |
| sensible | having good judgment, having a good mind |
| sensation | a feeling, a perception |
| sensory | having to do with the five senses |
| sensuous | lush, luxurious,seductive |
| sensitive | easily hurt or offended |
| sentimental | romantic or emotional, feelings tied to the past |
| sentry | a guard, a watchmen |
| assent | to agree |
| consent | to give permission |
| resent | to feel injured or offended, to feel indignant |
| dissent | to disagree |
| dissension | a disagreement with the majority |
| present | to show or perform |
| presentation | a show or act, an exhibition |
| presentiment | a feeling that something bad will happen |
| sensitize | to sharpen, to get used to the feeling of |
| insensitive | not caring, slow to feel or notice |
| insensible | incapable of feeling, unconscious |