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20 points
SYNCHRONIC is validvalid
pertaining to synchrony [adj]
concerned with the study of a subject (esp. a language) at a particular period, without considering the past or the future, also SYNCHRONICAL [adj SYNCHRONICALLY]
pertaining to synchrony [adj]
concerned with the study of a subject (esp. a language) at a particular period, without considering the past or the future, also SYNCHRONICAL [adj SYNCHRONICALLY]