Bluntness and Slip-up

Bluntness noun - The free expression of one's true feelings and opinions.

Slip-up and bluntness are semantically related. In some cases you can use "Slip-up" instead a noun "Bluntness".

Slip-up noun - A minor inadvertent mistake usually observed in speech or writing or in small accidents or memory lapses etc..

Bluntness and slip-up are semantically related. Sometimes you can use "Bluntness" instead a noun phrase "Slip-up".