Sinonim incidental expense

English Thesaurus

1. (frequently plural) an expense not budgeted or not specified (noun.possession)

hypernym	:	expense,
definition	:	money spent to perform work and usually reimbursed by an employer (noun.possession)

domain usage	:	plural, plural form,
definition	:	the form of a word that is used to denote more than one (noun.communication)