What is the singular word of taxes?
The singular form of the word taxes is tax. You can find it in any dictionary.Longman Dictionary of Contemporary English (LDCE) shows:tax1 S1 W1[uncountable and countable] an amount of money that you must pay to the government according to your income, property, goods etc and that is used to pay for public servicestax ona tax on fuelincome/council/inheritance etc taxHe already pays 40% tax on his income.the basic rate of taxtax cuts/increasesdirect tax (=tax on income)indirect tax (=tax on things you buy)before/after taxprofits before tax of £85.9 mThe total tax burden (=the amount of tax paid) has risen only slightly.The government has introduced tax incentives (=an offer of cheaper taxes to encourage people to do something) for fuel-efficient cars.