Loss of words
A phrase used as an excuse to not say anything. Typically used to politely not talk to "friends" you actually don't want to be friends with.
Person 1: Why don't you ever talk to me anymore? Do you not want to be my friend?
Person 2: Sorry, I've been at a loss of words lately.
Person 2: Sorry, I've been at a loss of words lately.
Loss of words by N@y March 27, 2012
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