'mild nuisance' is a correct and usable phrase in written English.
You can use it when describing something that is annoying but not especially severe. For example, "The noise from the construction was a mild nuisance, but we were able to get used to it after a few weeks."
"But despite the rampant rumors, these bugs are more of a mild nuisance than a full-blown infestation that should cause any major concern with Burning Man participants".
The push for changes in the statute coincided with its expanded enforcement as companies now have to deal with the vagaries of the law once viewed as a mild nuisance at best.
Cable management is a mild nuisance when using the AirCurve to charge your iPhone.
Some angels can be a mild nuisance, others downright conniving and unscrupulous.
As drones grow from a mild nuisance to a significant headache, several security startups like Airspace and Dedrone have jumped in to protect the "three dimensional" perimeter.
When it comes to the rapidly mutating flu virus, two weeks advance notice could easily be the difference between a mild nuisance and a global pandemic.
Black vultures are considered the main culprits, with less aggressive turkey vultures a milder nuisance.
Most of the patients who underwent this type surgery did not feel any pain at all, except a little nuisance that required a mild analgesic as medication.
But rather than considering this to be a weakness of our study, this more likely speaks of the subtle nature of AMS, an often mild and self-limiting condition described as a nuisance.
This approach, called "spoofing," is considered legal but has had only mild success, analysts say, proving to be more of a nuisance than an effective deterrent.
