Ancient Greek warfare and slingers ("sfendonitai") while archers ("toxotai") were rare, mainly from Crete, or mercenary non-Greek tribes (as at the crucial battle of Plataea 479 B.C.) Greek armies gradually downgraded the armor of the hoplites (to linen padded thorax and open helmets) to make the phalanx more flexible and upgraded the javelineers to lightly armored general purpose infantry ("thorakitai" and "thyreophoroi") with javelins and sometimes spears. Eventually, these types effectively complemented the Macedonian style phalanx which prevailed throughout Greece after Alexander the Great. Cavalry had always existed in Greek armies of the classical era but the cost of horses made it far
Classification of Thracian in its earlier period, and developed satem features over time. One of the arguments for this idea is that there are many close cognates between Thracian and Ancient Greek. There are also substratum words in the Romanian language that are cited as evidence of the genetic relationship of the Thracian language to ancient Greek and the Ancient Macedonian language (the extinct language or Greek dialect of ancient Macedon). The Greek language itself may be grouped with the Phrygian language and Armenian language, both of which have been grouped with Thracian in the past. As in the case with Albanian and