vocativus

Dutch

vocativus m (plural vocativi or vocativussen, no diminutive)

(grammar) the vocative case or a word therein
Er staan meerdere vocativi in deze alinea. ― There are multiple vocatives in this paragraph.

From vocō (“to call, summon”) +‎ -īvus (adjectival suffix). A calque of Ancient Greek κλητῐκή (klētĭkḗ).

vocātīvus (feminine vocātīva, neuter vocātīvum); first/second-declension adjective

(grammar) of or belonging to calling, vocative
(masculine noun, scilicet casus) vocative case, vocative
- 1855, Grammatici latini ex recensione Henrici Keilii vol. II: Prisciani institutionum grammaticarum libri I-XII ex recensione Martini Hertzii, Lipsiae, [ianiInstitutionumGrammaticarumLibri/PriscianiInstitutionumGrammaticarumLibriI-xiihertz.1855/page/186/mode/1up page 186]:
  vocātīvus etiam salūtātōrius vocātur, ut 'ō Aenēā' et 'salvē Aenēā'; […]
  [T]he vocative is also called the salutatory, as in 'oh Aeneas' and 'hello Aeneas'; […]
  Priscianus, Institutiones grammaticae, page 671 P.

	masculine	feminine	neuter	masculine	feminine	neuter
	singular			plural
nominative	vocātīvus	vocātīva	vocātīvum	vocātīvī	vocātīvae	vocātīva
genitive	vocātīvī	vocātīvae	vocātīvī	vocātīvōrum	vocātīvārum	vocātīvōrum
dative	vocātīvō	vocātīvae	vocātīvō	vocātīvīs
accusative	vocātīvum	vocātīvam	vocātīvum	vocātīvōs	vocātīvās	vocātīva
ablative	vocātīvō	vocātīvā	vocātīvō	vocātīvīs
vocative	vocātīve	vocātīva	vocātīvum	vocātīvī	vocātīvae	vocātīva

“vocativus”, in Charlton T. Lewis and Charles Short (1879), A Latin Dictionary, Oxford: Clarendon Press
“vocativus”, in Gaffiot, Félix (1934), Dictionnaire illustré latin-français, Hachette.