bill
Transitive Verb[C/U] Both
pl: billspast: billedpp: billeding: billing
This word operates as a versatile label for formal financial obligations and government processes. It carries a sense of officialdom and requirement, whether it is a demand for payment or a draft of a law. In these contexts, it is neutral but authoritative.
Countable when referring to a specific invoice, a piece of legislation, or a banknote. Uncountable when referring to the general concept of billing as a process.