Why dont you type it in Google translate?!
EDIT: Google translate is terrible with Japanese, that's why, lazy person.
Infiniti is the name of Japanese luxury car starting with the letter I.
Acura is the Japanese luxury car division for the auto make Honda Motor Company.
A noble is "kizoku."
An x-box is a luxury that we don't need.
The Luhya translation of the English word 'luxury' is "Iraha".
Infinity is the luxury brand of Nissan, which is a Japanese company
Acer is the luxury part of Honda and therefore Japanese
"Luxury" is a noun, so there is no comparative word for it. "Luxurious" is the adjective, with comparatives of "more luxurious" and "most luxurious."