| Nonelective courses, informally |
REQS |
| Novelist who wrote the "Odd Thomas" thrillers |
DEANKOONTZ |
| Oscar winner Guinness |
ALEC |
| Otto I's realm: Abbr |
HRE |
| Outback maker |
SUBARU |
| Packaging meas |
NTWT |
| Pastures |
LEAS |
| PC file suffix |
EXE |
| PC paste combo |
CTRLV |
| Peru's capital |
LIMA |
| Place to watch Greyhounds |
BUSDEPOT |
| Poet of ancient Rome |
OVID |
| President who resigned in 1974 |
NIXON |
| Quaff with sushi |
SAKE |
| R&B's __ Hill |
DRU |
| Rackets |
DINS |
| Rain-__ gum |
BLO |
| Rice paddy team |
OXEN |
| SASE, perhaps |
ENC |
| Sculpting material |
CLAY |
| See 59-Across |
BLOOMER |
| Self-contained unit |
MODULE |
| Signed, sealed, and delivered agreement |
DONEDEAL |
| Sloop pole |
MAST |
| Softball clubs |
BATS |
| Sow sound |
OINK |
| Sparkling wine region |
ASTI |
| Srs.' nest eggs |
IRAS |
| Stretches between forces, briefly |
DMZS |
| Vend |
SELL |
| Vice president under 45-Down |
AGNEW |
| Void partner |
NULL |
| Wall St. announcement |
IPO |
| Wheel shaft |
AXLE |
| With 48-Across, one who is eventually successful |
LATE |
| Word with glasses or gloves |
OPERA |
| Xiao long __: soup dumpling |
BAO |
| __ mater |
ALMA |