deforestation,cutting trees
The opposite of a good idea would be a bad idea. Depending on how bad you could also say terrible idea.
it is a bad idea
an idea that is not good it is bad you shouldn't do it no matter what
Bad Idea was created in 2006.
it not rly a bad idea it help you
no its not a bad idea I think so
having an affair with anyone is a bad idea.
Some Good Idea Bad Idea quotes are "It is not a bad idea to occasionally spend a little time thinking about things you take for granted. Plain everyday things". or Minimum sales prices for alcohol are startlingly bad idea. As with excise duties, the effects are regressive".
A very bad idea. You will get into trouble at school if you try.
Yes, teasing a dog is always a bad idea.
yes it would be a vary bad idea