Words: fungible [MW]

(Another way to say "That's do-able.")

Main Entry: fungible
Function: adjective
Etymology: New Latin fungibilis, from Latin fungi to perform -- more at FUNCTION
1 : being of such a nature that one part or quantity may be replaced by another equal part or quantity in the satisfaction of an obligation (oil, wheat, and lumber are fungible commodities)
2 : INTERCHANGEABLE