Crossword Genius

Threatening words worried lessee? There's nothing odd in that (2,4)

Ross

I believe the answer is:

or else

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'threatening words' is the definition.
(do what I say... or else!)

I cannot understand how the rest of the clue works.

Can you help me to learn more?

(Other definitions for or else that I've seen before include "Statement that threatens" , "Instead of" , "Otherwise - that's a threat" , "Alternatively" , "Otherwise - may be threatening" .)

I've seen this clue in The Guardian.
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