The antonyms for the word "overtaken" are "fall behind" or "lag behind." These terms indicate a situation in which someone or something is not able to keep pace with others or falls behind in a race or competition. Other synonyms include "trailing," "losing ground," and "bringing up the rear." In contrast, the antonyms for "overtaken" would be words like "leading," "winning," "ahead," and "in front." These antonyms describe a situation where someone or something is ahead of the competition or leading the race. Understanding antonyms is important for effective communication and expression in English language.