S1Y4N1C3H4R1O1N1I1C3
20 points
SYNCHRONIC is validvalid
pertaining to synchrony
concerned with the study of a subject (esp. a language) at a particular period, without considering the past or the future, also SYNCHRONICAL
pertaining to synchrony
concerned with the study of a subject (esp. a language) at a particular period, without considering the past or the future, also SYNCHRONICAL