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by intergalplan 1880 days ago
It's fine.

https://en.wikipedia.org/wiki/Call_a_spade_a_spade

Any concern over it is very recent and ahistorical. Like the false etymologies of "rule of thumb", but far less well-established (and hopefully it remains poorly-established—there's plenty of justified language-policing, we don't need to make up reasons to do more of it)