en-suite » un-suite
Spotted in the wild:
- Double, with Un-suite - bills included. & Including CLEANER , very clean - Must SEE (£95 pw) (Gumtree.com, London flatshare ad (title), April 24, 2006)
- The bathroom is shared by only two of the housemates, as one room is un-suite (not the room on offer). (Gumtree.com, London flatshare ad, April 26, 2006)
- A fantastic opportunity to let this 3 bedroom 2 bath flat in this sought after development close to all local amenities the property benefits from wooden floors, newly decorated through out to very high standards, good size master bedroom with fitted wardrobes and un-suite bathroom with power shower, off street parking and access to lovely communal gardens. (Barnard Marcus Highgate Lettings office (UK))
- Master bedroom has a double bed with a well fitted un-suite bathroom. (Benidorm Apartments)
Semantically, _un-suite_ (and variants) is not particularly transparent. A possible explanation might be that this is the only way that occurred to the writer of parsing the prefix _en_.