| smooth(adjective, calm, direct, right, flat) |
| solid(adjective, calm, strong, easy, firm) |
| straight(adjective, calm, direct, smooth, right) |
| structured(verb, adjective, ordered) |
| substantial(adjective, calm, strong, secure, firm) |
| suitable(adjective, sweet, agreeable, sympathetic, peaceful) |
| supported(verb, ordered) |
| sweet(adjective, melodious, musical, tuneful, pleasant-sounding) |
| systematized(verb, ordered) |
| temperate(adjective, calm, soft, reasonable, gentle) |
| tranquil(adjective, calm, soft, reasonable, gentle) |
| tuned(verb, adjective, compensated) |
| unbroken(adjective, calm, direct, smooth, right) |
| unchangeable(adjective, calm, strong, secure, firm) |
| unchanging(adjective, direct, smooth, right, flat) |
| unfluctuating(adjective, calm, strong, direct, secure) |
| unprejudiced(adjective, reasonable, honest, fair, tolerant) |
| unruffled |
| valid |
| weigh |