Antonyms for the word "stands in for" include, but are not limited to, forsakes, neglects, evades, declines, disavows, denies, avoids, and forsakes. To stand in for someone or something is to act as a replacement or proxy, but to forsake someone or something is to abandon or renounce it entirely. Neglecting someone or something means to disregard it, while evading implies dodging or skirting around an issue. To decline is to refuse or reject an invitation or offer, while disavowing is to disown or deny any connection with something. Avoiding indicates actively staying away from a situation or person.