ἕρκος , εος (ϝέργω): hedge,
wall, then the enclosure itself, i. e. the
court, Il. 24.306, pl., Od. 8.57, etc.; bulwark,
defence against, ἀκόντων, βελέων, Δ
137, Il. 5.316; said of
persons, ἕρκος πολέμοιο, ἕρκος Ἀχαιῶν, Α
284, Il. 3.229 (cf. πύργος); ἕρκος
ὀδόντων (the ‘fence of the teeth’),
used in connections where we should always say
‘lips.’