| serious condition | 134.37 | Cocci is a serious condition. | ||
| serious injury | 124.42 | There were no serious injuries. | ||
| serious problem | 109.94 | We are faced with a serious problem. | ||
| serious damage | 43.84 | He knew no serious damage was possible. | ||
| serious threat | 37.39 | But he is not a serious threat. | ||
| serious crime | 35.48 | How serious a crime is it? | ||
| serious charge | 23.50 | Serious charges. | ||
| serious trouble | 23.37 | BC is in serious trouble. | ||
| serious concern | 21.92 | Viruses are a serious concern. | ||
| serious health | 21.13 | It is a serious health risk. | ||
| serious challenge | 21.07 | Eazel faces a serious challenge. | ||
| serious business | 19.95 | Booing is serious business. | ||
| serious illness | 19.95 | Have you ever had any serious illnesses? | ||
| serious question | 19.29 | I have a very serious question. | ||
| serious consequence | 17.64 | Others have more serious consequences. | ||
| serious consideration | 15.80 | This proposal deserves serious consideration. | ||
| serious incident | 14.61 | No serious incidents were reported. | ||
| serious issue | 14.29 | A serious issue is joined. | ||
| serious head | 14.15 | He received serious head injuries. | ||
| serious case | 13.10 | He seemed the most serious case. |