9×9

Across

1.

Comparison word

5.

Where a guitarist plugs in

8.

Sci-fi mechanical helper

10.

Nevermore writer, briefly

11.

Hawaiian hello or goodbye

12.

Reaction to shocking news

13.

Not permitted by law

15.

Follow a suspect, slang

16.

Brunch-outing honorees in May

19.

"Mirror" in German, and also a Hamburg masthead

21.

Cheerleader's cry

23.

Wonderland visitor

24.

Feeling behind an angry email

25.

Sister's daughter

26.

Anxiety disorder, for short

27.

As soon as possible, initially

Down