| Lowest point |
NADIR |
| Luthor of "Smallville" |
LEX |
| Many a retirement unit |
CONDO |
| Message on a rescue dog's kennel, perhaps |
ADOPTME |
| Motor City NHL player |
REDWING |
| Mumbai's nation |
INDIA |
| Natural hairstyle |
AFRO |
| Nintendo game console |
WII |
| Not at all polite |
RUDE |
| Orthodontist's org |
ADA |
| Part of the digestive system |
ESOPHAGUS |
| PDQ kin |
ASAP |
| Pekoe, e.g |
TEA |
| Pueblo people |
HOPI |
| Pulled tight |
TAUT |
| Pulverize, as peppercorns |
GRIND |
| Remind constantly |
NAG |
| Roaming buffalo, e.g |
HERDS |
| Roasting rod |
SPIT |
| Rubber-stamped |
OKED |
| See 37-Across |
THROUGH |
| Sioux City state |
IOWA |
| Skylit courtyards |
ATRIA |
| Stadium cheers |
RAHS |
| Sunup |
DAWN |
| Tax pro |
CPA |
| Teller's partner in magic |
PENN |
| Tennis icon Arthur |
ASHE |
| To the __ degree |
NTH |
| Toward the back |
AREAR |
| Two-time NBA MVP Steve |
NASH |
| Vietnam's continent |
ASIA |
| Went by car |
RODE |
| Windows predecessor |
MSDOS |
| With 39-Across, considered carefully |
THOUGHT |
| Wood for many woodworking projects |
ASH |
| Word before crawl or cycle |
NEWS |
| x or y, on graphs |
AXIS |
| Youth organization that 18-, 23-, 37-/39-, and 48-Across could be members of? |
FOURHCLUB |