incidental expense Synonyms

incidental additional requirements additional requirement additional outlays additional load additional fees additional effort additional burden added expense additional spending ancillary costs ancillary expenses cost escalation increased cost increase in cost extra expenditure excessive expenditure extra expense extra fee associated costs added burden incidental expenses extra cost added costs added cost surplus value incidentals minor expense incremental cost marginal cost opportunity cost additional charge additional charges additional payment additional fee additional expenses additional expense additional expenditures additional expenditure additional costs additional cost cost increase