destabilising BrE
destabilizing AmE

"We chose a time when the destabilising of it is just around the corner."

Amussen notes that the destabilising of traditional gender clichés appears to have inflamed anxieties about the erosion of social order.

In 1992, the Western European Union adopted the Petersberg tasks, designed to cope with the possible destabilising of Eastern Europe.

In one speech, he stating there was no question that the destabilising of the earth's climate, caused by increased greenhouse gases in the atmosphere, was the "number one environmental issue".

For most Labour politicians (but not all - there are some very honourable exceptions) there is only one goal to which every fibre of their being, every moment of their waking existence, is dedicated: the destabilising of the Liberal-Conservative alliance.

I'm going to unveil Serge's Super Destabilizing Maneuver."