Her querulity was evident in her constant complaints and criticisms.

She is always querulous about everything.

Her constant complaining and nagging showed her querulousness.

She asked querulously why she had to do all the work.

She is known for her querulent nature, always finding fault with others.

He is known for being a querulent.

The querulousnesses of the employees were starting to affect the overall morale of the company.

The querulents in the office constantly complain about everything.

The querulants filed numerous complaints against the company.

The querulant complained about everything, from the weather to the service at the restaurant.