The headword, presumably extracted from the first quotation given (and also illustrated by the final one), is the aorist middle participle, masculine nominative singular, of the verb periba/llw, I throw about, around, over; I put on); cf. pi 1078, pi 1079, and see generally LSJ s.v. [In her critical apparatus Adler reports that mss AFGM transmit the present particple periballo/menos.]
[1] The gloss -- this exact form attested only here -- is another aorist middle participle, again in the masculine nominative singular, but from the verb prospori/zw, I procure, supply besides; see generally LSJ s.v.
[2] A close approximation of Dionysius of Halicarnassus, Roman Antiquities 9.15.5. See on this Theodoridis' Photius edition, vol.II p.LXXIX.
[3] Philostratus, Life of Apollonius of Tyana 4.23 (with the active voice of the headword verb); cf. pi 1111. The text reads mononou\ rather than the Suda's ou) ... mo/non: "he all but embraced the tomb." On Leonidas, Spartan king c.490-480 BCE, see lambda 272 and generally OCD(4) s.v. Leonidas(1).
[4] Aelian fr. 318 Hercher (315e Domingo-Forasté). [Adler reports that this quotation is lacking in ms G, and that ms V transmits plou/tw|, in wealth he provides....]
[5] Following Damascius, Life of Isidore fr. 62 Zintzen (49 Athanassiadi, p. 140-1).