She makes the case in her book that these 4 women are. Perhaps you can cite your reasons for why you think they are not. (You can mention their political activities, revenue stream, press conferences, use of their names in political ads, and so on.)
I've known a lot of people who lost spouses, never met a one who was glad of it or enjoyed it or wouldn't have given everything they had not to have them back. And I've yet to see a quote from any connected with 9/11 who would make me believe otherwise of them.
On the other hand if you think the Jersey Girls are greedy and opportunistic and making money off their loss, then what is Coulter doing that is any different?