| Letters before an alias |
AKA |
| Like a bubble bath |
SUDSY |
| Like a noble gas |
INERT |
| Lose traction |
SLIP |
| Lustrous quality |
SHEEN |
| Military offensive |
ATTACK |
| New York MLB mascot |
MRMET |
| Northeast Corridor Amtrak option |
ACELA |
| Not leisurely |
FAST |
| Notable time |
ERA |
| Ooze |
SEEP |
| Opposite of "all" |
NONE |
| Owlery sounds |
HOOTS |
| Pastry that looks like a paw |
BEARCLAW |
| Pie ___ mode |
ALA |
| Pregame reading |
RULES |
| Priest : Bible :: imam : ___ |
KORAN |
| Produces a sketch |
DRAWS |
| Purpose of corporate bonding exercises |
TEAMBUILDING |
| Rabbit relative |
HARE |
| Rum's partner in a classic drink |
COKE |
| See 50-Across |
SILENT |
| Sleep concern |
APNEA |
| Snack within "spinach omelet" |
NACHO |
| Stump, formerly |
TREE |
| Surreptitiously email |
BCC |
| Synthetic fiber |
ORLON |
| Tropical drink |
MAITAI |
| Tsp. or tbsp |
AMT |
| Tunes holder introduced in 2001 |
IPOD |
| Unwanted email |
SPAM |
| Volleyball barriers |
NETS |
| Waters down |
THINS |
| Word in a simile with "ABC" or "pie" |
EASY |
| Yoked animals |
OXEN |
| Youth baseball organization |
LITTLELEAGUE |
| Zoo facility for birds |
AVIARY |