| Hidden |
UNSEEN |
| Ideal world |
UTOPIA |
| It can be grand or upright |
PIANO |
| Jewish wedding dances |
HORAS |
| Kind of date on a food label |
SELLBY |
| Mirror material |
GLASS |
| Muslim leader |
IMAM |
| North America's only marsupial |
OPOSSUM |
| Old witch |
CRONE |
| Place for a stud or a hoop |
EAR |
| Poem of adoration |
ODE |
| Pompous display |
EGOTRIP |
| Possess jointly |
COOWN |
| Possesses |
HAS |
| Prenatal procedures, for short |
AMNIOS |
| Redding who wrote 'Respect' |
OTIS |
| Screwdriver and saw |
TOOLS |
| Sectionals and sleepers |
SOFAS |
| See 35-Across |
TONGUE |
| Sighs of relief |
AHS |
| Source of pork |
HOG |
| Special K or Oreo O's |
CEREAL |
| Start of a Spanish count |
UNODOS |
| Submit, as a tax return |
FILE |
| Summer known as the 'Queen of Disco' |
DONNA |
| Swim competitions |
MEETS |
| Tech for connecting wireless speakers |
BLUETOOTH |
| Trade |
SWAP |
| Trade |
BARTER |
| Upper heart chambers |
ATRIA |
| What a French fry comes from |
POTATO |
| What rumors are spread by ... or a hint to the ends of 16-, 29-, 35-/37- and 45-Across |
WORDOFMOUTH |
| With 37-Across, native language |
MOTHER |
| Working hard |
TOILING |
| Worth remembering |
OFNOTE |
| ___ blocker (email account feature) |
SPAM |
| ___ for tat |
TIT |
| ___ Mountains, range from the Arctic Ocean to Kazakhstan |
URAL |