Pylos hapax
cf. [[po-re-na-qe]]?, [[po-re-no-tu-te|po-re-no-ti-(te)[]]?
cf. re-ke-to-ro-te-ri-jo, to-no-e-ke-te-ri-jo
Definitions
Hiller 2011: festival name in -te-ri-jo (cf. Anthestēria1, Pluntēria2), 'girding of persons offered to a deity'?
Chadwick & Ventris 1973: if po-re-no + zo-te-ri-ja, zo-te-ri-ja "might then be tsōtēria (σωτήρια) 'ransom of victim, prisoner, or the like'." (see reference for further discussion of problems with this)
1 Ἀνθεστήρια: Feast of Flowers, 3-day festival of Dionysus
2 Πλυντήρια: Athenian festival, "in which the clothes of Athena's statue were washed"
References
Chadwick, John and Michael Ventris, 1973 Documents in Mycenaean Greek
Hiller, Stefan, 2011 A Companion to Linear B: Mycenaen Greek Texts and their World vol. II (ed. Yves Duhoux and Anna Morpurgo Davies) "Religion and Cult"