περιποιέομαι

From LSJ

ἐνίοις τὸ σιγᾶν κρεῖττόν ἐστι τοῦ λαλεῖν → for some people silence is better than words (Menander)

Source

English (Strong)

middle voice from περί and ποιέω; to make around oneself, i.e. acquire (buy): purchase.