/**
 * @fileoverview Utility for identifying common stop words (e.g., "the", "and", "is").
 * Based on the SpaCy English stop word list.
 */
/**
 * Checks word is in [320 commonly ignored "stop words
 * "](https://raw.githubusercontent.com/igorbrigadir/stopwords/master/en/spacy.txt)
 * in queries, using efficient JS Set method
 * @param {string} word
 * @returns {Boolean}
*/
export declare function isWordCommonIgnored(word: any): boolean;