Lady of the house (5 letters)

German emperor (4 letters)

Shootout time (4 letters)

Doofus (4 letters)

Olympics craft (5 letters)

Palindromic plan for freshening part of a lab (15 letters)

Sir's counterpart (5 letters)

Ode preposition (3 letters)

Nigerian city (3 letters)

Ottoman luminary (3 letters)

Candlenut tree (3 letters)

O'Neill's "___ Christie" (4 letters)

Speed-trap gear (5 letters)