ἐπιτηδευτέον
From LSJ
πένης ὢν τὴν γυναῖκα χρήματα λαβὼν ἔχει δέσποιναν, οὐ γυναῖκ' ἔτι → a poor man getting rich turns his wife into his boss, not his wife any more
English (LSJ)
one must pursue, Pl.Lg. 858d. Adj. ἐπιτηδευτέος, ἐπιτηδευτέα, ἐπιτηδευτέον, to be pursued, Plu.2.10b.
Greek (Liddell-Scott)
ἐπιτηδευτέον: ῥημ. ἐπίθ. τοῦ ἐπιτηδεύω, δεῖ ἐπιτηδεύειν, Πλάτ. Νόμ. 858D.