| Nth |
| Utmost |
| Severe |
| Ulltra |
| Maximal |
| Drastic |
| __ limit |
| Radical! |
| Far out! |
| Fanatical |
| Excessive |
| Outermost |
| Uttermost |
| Ultra ___ |
| Immoderate |
| Way out there |
| Uncompromising |
| Off the charts |
| Like some sports |
| Envelope-pushing |
| Drastic — limit |
| Highest in degree |
| Like some measures |
| More than just edgy |
| Way beyond the norm |
| Far beyond the norm |
| Outermost or fanatical |
| Adjective for snowboarding |
| Like no-holds-barred sports |
| What the "X" in "X Games" represents |
| At the outer edges of the normal curve |