Sentence:  To sum up, it may be said that the prediction of loss is borne out by the facts in Latvian and its dialects: the highly marked <WSD>pleonastic</WSD> morphology is no longer part of the system....However, within the Lithuanian dialect cluster, <WSD>pleonastic</WSD> morphology is still a long way from collapsing altogether. 
Meaning of the word marked with <WSD> tags:  Characterised by the use of redundant words or an excessive number of words.