put it mildly

Idioms  

1. Understate, say without exaggeration, as in It's a fairly long way to walk, to put it mildly—twenty miles or so. [First half of 1900s]

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Example Sentences

Crockett is a controversial figure, to put it mildly.

From Slate

But, to put it mildly, OpenAI doesn’t have the income to cover its costs.

From The Wall Street Journal

Lord Zach Goldsmith, who worked on the issue when he was former environment minister, told the BBC's PM programme: "The assumption was that the UK would be a leading participant and at the last minute the UK has walked away. It has caused real frustration to put it mildly here in Brazil... the Brazilian government behind the scenes is furious."

From BBC

And the story of Wings is a doozy, to put it mildly.

From Salon

“South Park” is not immune from childishness, to put it mildly, and there is an element of “worst thought, best thought” in its humor; Parker and Stone are all in on scatology and dumb puns.

From Los Angeles Times