export declare function validateWord(word: string, validator: RegExp): void | never;
/**
 * Checks if given word consists of cyrillic word characters
 * and internally used special characters.
 * Throws exception if word is not valid.
 */
export declare function validateCyrillicWord(word: string): void | never;
/**
 * Checks if given word consists of latin word characters
 * and internally used special characters.
 * Throws exception if word is not valid.
 */
export declare function validateLatinWord(word: string): void | never;