κάμνειν
From LSJ
ἀλλὰ διὰ τῆς ἀγάπης δουλεύετε ἀλλήλοις. ὁ γὰρ πᾶς νόμος ἐν ἑνὶ λόγῳ πεπλήρωται, ἐν τῷ Ἀγαπήσεις τὸν πλησίον σου ὡς σεαυτόν → but be enslaved to each other through love; for the whole Torah is fulfilled in one statement: You will love your neighbor as yourself (Galatians 5:13f.)
Greek > English (Woodhouse Verbs Reversed)
(see also κάμνω): faint, flag, labor, labour, be an invalid, be diseased, be distressed, be exhausted, be fatigued, be hard pressed, be hardpressed, be ill, be in distress, be in the throes of, be indisposed, be jaded, be overcome, be poorly, be prostrated, be sick, be spent, be tired, be troubled, be weary, grow faint, labor under, labour under, suffer discomfort, suffer from, be worn out