Puzzle 5

Used a dagger.

Protagonist of The Girl with the Dragon Tattoo.

Use this to unclog a toilet, sink or drain.

Neatening, making less messy.

Lawyers' customers.

A square of chocolate cake; helpful elf.

Collection of dance moves or steps.

4/4 dance or sixth word in the phonetic alphabet.

Creatures.

Running-track barriers, leap over them in a race.

Gloria Gaynor's signature song: I Will __.

Laughed.

__ Square, also Brand, on the Piccadilly line.