I personally prefer Millie and Christy as nicknames, but they're all right on their own, too. Cliff and Fran are too nicknamey for me.
The rest are fine as standalones. I love Sam and Eliza in particular.
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PNL for boys: http://www.behindthename.com/pnl/116902/106592
PNL for girls: http://www.behindthename.com/pnl/116902/102654This message was edited 8/10/2016, 6:23 PM