ὑποτύφω · hypotyphō — LSJ
burn with a smouldering fire beneath, kindle into a smouldering fire, cause to burn secretly, burn with a hidden fire
burn with a smouldering fire beneath, πῦρ ὑ. τὴν νῆσον Philostr. Im. 2.17: metaph., kindle into a smouldering fire, cause to burn secretly, ὑποθύψας τὴν διαβολήν Plb. 5.42.3:—Pass., ἔχθρα ὑπετύφετο Ctes. Fr. 29.46; ὑπετέθυπτο Apolloph. 10; λύπη, ὀργή, Luc. Abd. 30; εἰρωνεία Ph. 1.142; ὀργή Id. 2.584, πόλεμος Plu. Per. 32, Jul. Or. 1.13b; of persons, ὑποτετύφθαι burn with a hidden fire (of love), Poll. 3.68; -όμενος ἐς τὸν ἔρωτα Ael. VH 9.41.