perofficiose
From LSJ
Δεῖ τοὺς μὲν εἶναι δυστυχεῖς, τοὺς δ' εὐτυχεῖς → Aliis necesse est bene sit, aliis sit male → Die einen trifft das Unglück, andere das Glück
Latin > English (Lewis & Short)
pĕr-offĭcĭōsē: adv.,
I very serviceably, very attentively: perofficiose et peramanter aliquem observare, Cic. Fam. 9, 20, 3.