| A founder of aerodynamics |
| Underground burial chamber |
| Unreturned serve |
| Dadaism co-founder Jean |
| Bring under control |
| Mutually misunderstanding |
| Undergarment |
| Something to check |
| Down-under soldier |
| Animated film where the main character journeys to the excavation site of a Roman emperor's corpse and learns a little something along the way? |
| Vancouver founders of hardcore punk |
| Actress Ambrose of "Six Feet Under |
| An Enquiry Concerning Human Understanding" essayist |
| Allen Dulles headed it for eight years under D.D.E. |
| ALS Ice Bucket Challenge participant who's scored 4,976 buckets for the SuperSonics and Thunder: 2 wds. |
| HBO talk show host often featured "eviscerating" something or other |
| Dessert that, if you can't both "have" and "eat," I don't really understand the meaning of "have |
| Weird Al" Yankovic single about a nuclear holocaust during the holidays, which contains the line "...underneath the missile-toe |
| Arms of the underworld |
| Actor who served under the real-life US colonel he portrays in "12 Strong": 2 wds. |
| What initials on something may signify |
| Something owed |
| Alguna __: something, in Spain |
| Pioneering underground publication of the 1960s |
| A V.P. under Madison |
| Something in a jamb |
| Moody Blues co-founder Laine's real importance? |
| Upturned-thumb Facebook button |
| Something inexplicable |
| ___ Awards (show hosted by Brad Paisley and Carrie Underwood this year): Abbr. |