[1] The headword is present participle, masculine accusative plural, of peri/eimi (from ei)mi/ "I am"). It is presumably, though not demonstrably, extracted from the quotation given; cf. in any event pi 1145, pi 1147.
[2] Agathias, Histories 1.13, on the Byzantine general Narses's mock execution of Lucchesi hostages before the citizens of Luca (present-day Lucca, Tuscany, Italy); cf. Frendo (21). Find additional context at alpha 457, alpha 1709, epsilon 917, epsilon 1104, epsilon 2382, epsilon 2385, kappa 2230, and mu 707. For scholarly doubts about the authenticity of Agathias's account, see the references at alpha 457. On Narses generally, cf. nu 42.