παρα-πικραίνω
[in LXX chiefly for מָרַד qal., hi., מְרִי, most frequently in Psa and Eze ;]
to embitter, provoke: absol. (yet sc. τ. θεόν, cf. Psa.106:7, Eze.2:5-8, al., and with τὸν θ. added, Psa.5:4, Eze.20:21, al.), Heb.3:16 (cf. παραπικρασμός).†
(AS)