Sure - One can say, "sure" or "very much".
suraai - su - raai - very (much) - rich. surai
Related Sanskrit "rayi" means rich, possession, treasure, wealth, property, etc
Last name "raai" or "rai" or "ray" are related to feudal lords.
"raya" is related to King, Prince, and Swiftness.
English "ray" is connected to Swiftness.
Gujratis often say "su" for "yas".