καταγλυκαίνω
From LSJ
Ubi idem et maximus et honestissimus amor est, aliquando praestat morte jungi, quam vita distrahi → Where indeed the greatest and most honourable love exists, it is much better to be joined by death, than separated by life.
English (LSJ)
A sweeten, Gal.14.753:—metaph. in Med., ἐν ἐννέ' ἂν Χορδαῖς κατεγλυκάνατο Chionid.4.