"Mansion house" is a rich and evocative term, but if you're looking for other descriptors that capture the same sense of grandeur, there are a few options to consider. You might call a mansion house a palatial estate, suggesting a regal and expansive property. Alternatively, a stately manor could suggest a more dignified and traditional home. Similarly, you might refer to a chateau or villa for a more European flair. Mansions are often associated with opulence and luxury, so you might also refer to a manse or grand residence to capture that sense of extravagance. No matter what term you use, a mansion house is sure to evoke a sense of grandeur and sophistication.