export declare const GREETING_ONLY_WORDS: string[];
export declare const CHAR_HOMOPHONES: Record<string, string[]>;
export declare function generateNameVariants(name: string): string[];
export declare function normalizeASRText(text: string): string;
export declare function isDoubleWakeWord(text: string, wakeWords: string[]): boolean;
export declare function stripWakeWordPrefix(text: string, wakeWords: string[]): string;
export declare function buildExpandedWakeWords(wakeWords: string[], options?: {
    doubleWakeWord?: boolean;
    interruptWords?: string[];
}): string[];
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