| Letter after sigma 8. Last name of 12-Across |
TAU |
| Madrid mister |
SENOR |
| Missouri river |
OSAGE |
| Norway's capital |
OSLO |
| Opera song |
ARIA |
| Overthrow |
COUP |
| Perfect |
IDEAL |
| Pop's spouse |
MOM |
| Pronto, in memos |
ASAP |
| Rational |
COHERENT |
| Road divisions |
LANES |
| Road sealer |
TAR |
| Russian denial |
NYET |
| Sack |
BAG |
| San Antonio landmark |
ALAMO |
| Shower |
RAIN |
| Singer Simon |
CARLY |
| Snare |
TRAP |
| Snare |
NET |
| Soup cooker |
STOCKPOT |
| Spanish cheer |
OLE |
| Stallone role |
RAMBO |
| They grip the discs |
BRAKEPADS |
| To boot |
ALSO |
| Tresses |
HAIR |
| Type of skiing |
NORDIC |