Net earnings refer to the profit left after deducting all the expenses and taxes from the gross earnings. Some of the common synonyms for net earnings are net income, bottom line, profit after tax, post-tax income, and earnings after deductions. These terms are often used interchangeably to represent the same financial metric in business and finance. Net income is the most commonly used synonym, whereas bottom line refers to the ultimate profitability of a company. Post-tax income and earnings after deductions are more specific to the accounting methods used to calculate earnings and may be used in legal or regulatory contexts.