perofficiose
From LSJ
Ἐπ' ἀνδρὶ δυστυχοῦντι μὴ πλάσῃς κακόν → Miseri miseriae ne quid affingas mali → Vermehre nicht dem Unglücksraben noch sein Leid
Latin > English (Lewis & Short)
pĕr-offĭcĭōsē: adv.,
I very serviceably, very attentively: perofficiose et peramanter aliquem observare, Cic. Fam. 9, 20, 3.