The term "speakings" is an irregular plural of the noun "speaking", which refers to a formal or public address or discourse. As such, there are several antonyms to this term, depending on the context in which it is used. One possible antonym is "silence", meaning the absence of sound or speech. Another could be "mumbles", referring to a low or indistinct utterance. Additionally, "stuttering" or "stammering" could be considered antonyms, describing the act of speaking with difficulty or hesitation. Finally, "nonverbal communication" would be an antonym if the context is restricted to speech or vocalization only.