θιχθῆναι

From LSJ

ἀγαπήσεις τὸν πλησίον σου ὡς σεαυτόν → love your neighbor as yourself, thou shalt love thy neighbour as thyself, love thy neighbour as thyself

Source

Russian (Dvoretsky)

θιχθῆναι: Sext. inf. aor. pass. к θιγγάνω.