on emes ▁such ▁as ▁č , ▁ ġ , ▁ž , ▁š ▁and ▁others . ▁Thus , ▁if ▁a ▁Th ra cian ▁or ▁Da cian ▁word ▁contained ▁such ▁a ▁ph on eme , ▁a ▁Greek ▁or ▁Latin ▁trans cript ▁would ▁not ▁represent ▁it ▁accur ately . ▁This ▁could ▁result ▁in ▁the ▁wrong ▁cogn ate ▁being ▁selected ▁to ▁de ci pher ▁the ▁Da cian ▁name . ▁ ▁The ▁et ym ologies ▁that ▁are ▁ad du ced ▁to ▁validate ▁the ▁proposed ▁Da cian ▁and ▁Th ra cian ▁v owel - ▁and ▁ ▁con son ant - ▁changes ▁( that ▁are , ▁in ▁turn , ▁used ▁for ▁word - re const ruction ▁by ▁the ▁compar ative ▁method ) ▁are ▁open ▁to ▁diver gent ▁interpret ations , ▁since ▁the ▁material ▁is ▁strictly ▁on om astic , ▁with ▁the ▁exception ▁of ▁Da cian ▁plant - names ▁and ▁of ▁the ▁limited ▁number ▁of ▁gl oss es . ▁Because ▁of ▁this , ▁there ▁are ▁diver gent ▁and ▁even ▁contradict ory ▁assumptions ▁for ▁the ▁ph on ological ▁structure ▁and ▁development ▁of ▁the ▁Da cian ▁and ▁Th ra cian ▁languages . ▁ ▁Pol om é ▁( 1 9 8 2 ) ▁notes ▁that , ▁in ▁the ▁case ▁of ▁personal ▁names , ▁the ▁choice ▁of ▁et ym ology ▁is ▁often ▁based ▁on ▁such ▁assumed ▁ph on ological ▁rules . ▁▁ ▁D ana ▁arg ues ▁that ▁both ▁Georg iev ▁and ▁Dur idan ov ▁ignore ▁the ▁context ▁of ▁the ▁names ▁and ▁start ▁from ▁arbitrary ▁assumptions , ▁such ▁as ▁considering ▁a ▁name ▁to ▁be ▁of ▁Da