What does pertrīstis mean in Latin?

pertrīstis, a adjective, means “very sad, etc.”.

How do you pronounce pertrīstis?

In classical Latin, [pɛrˈtriːs.tɪs]; in ecclesiastical (church) Latin, [perˈtris.tis].

adjectivethird-declension two-termination adjective

pertrīstis (neuter pertrīste)

Classical[pɛrˈtriːs.tɪs]Ecclesiastical[perˈtris.tis]

singular
form	masculine	feminine	neuter
nominative	pertrīstis	pertrīstis	pertrīste
genitive	pertrīstis	pertrīstis	pertrīstis
dative	pertrīstī	pertrīstī	pertrīstī
accusative	pertrīstem	pertrīstem	pertrīste
ablative	pertrīstī	pertrīstī	pertrīstī
vocative	pertrīstis	pertrīstis	pertrīste

plural
form	masculine	feminine	neuter
nominative	pertrīstēs	pertrīstēs	pertrīstia
genitive	pertrīstium	pertrīstium	pertrīstium
dative	pertrīstibus	pertrīstibus	pertrīstibus
accusative	pertrīstīs pertrīstēs	pertrīstīs pertrīstēs	pertrīstia
ablative	pertrīstibus	pertrīstibus	pertrīstibus
vocative	pertrīstēs	pertrīstēs	pertrīstia

per-tristis, e, adj.,

I. very sad or mournful.

I. Lit.: carmen, Cic. poët. Div. 1, 8, 14.—

II. Transf., very austere or morose: patruus, Cic. Cael. 11, 25.

From per- + trīstis.