Dorothy is not doomed to extinction, I hope! It may not quite be beautiful, but it is friendly, down-to-earth, and so darn lovable.
Dottie is adorable, as is
Dot. I would also use Doro or
Dori.
I have no love for
Agatha, but I don't think it's fair to let her be lost in the
Addy and
Abby sea.
Aggie is quite different, I think, if not in sound in feel. I say usable.
One momma namenerdin' in the fleeting quiet moments between
delighting in and losing my mind amidst my four kiddos
To peruse my top 100ish names:
http://www.behindthename.com/pnl/82589Bits of blogging here:
http://jodifriesen.blogspot.ca/And family cuteness here:
https://www.flickr.com/gp/41705