Definition of "dulcour"

So dulcour was the ground in whom crist hym planted.

15th century, All haile, lady, mother, and virgyn immaculate, line 20

The blak Pluto, thoch he war never ſo ſchairpe,Orpheus movit with ſueitnes of his harpe.The hardeſt hairt, be it aſſailyit oft,With ſueit meiknes it may be makin ſoft;And, namlie, be the dulcour feminine,Quhilk at all tyme the maiſt motive hes beneTo gentil hairts, of onye thing alyve,To move thair myndis maiſt inſenſative.

1420–1500, G. H., Ane Elegie Translatit out of the Frenche, written by a Ladye upon Hir Husband’s Infidelitie, fifth verse

Myn ignoraunce whome clouded hath eclyppesWith thy pure bemes illumynyne all abouteThy blessyd brethe let refleyre in my lyppesAnd with the dewe of heven thou them degouteSo that my mouth may blowe an encense outeThe redolent dulcour aromatykeOf thy deputed lusty rhetoryke.

a. 1451, John Lydgate, Court of Sapyence, introductory verses (1481 Caxton edition)

So Crist, as he was ruthfully hamerd apon the Croce,Songe to his Fadire of heven in a full swete voice:So swete and faire was it, and full of all dulcoure,Þat it convertid thre thovzand men in þat ilk one houre; […]

1450–1475, The Mirour of Mans Saluacioune, lines 151–154

In-so-moche that maryners when they saile so farre on lofe as they may well know and apperceive the coost of that contrey, yet the dulcour and aire delicious vppon theym so […]

1484–1490, Diodorus Siculus (author) and John Skelton (translator), Bibliotheca Historica, page unknown

Thare is plentie of all plesouris perfyte,Euident brychtnes, but obscuritie;Withouttin dolour, dulcore and delyte;Withouttin rancour, perfyte Cheritie;Withouttin hunger, Sasiabilitie.

1528, David Lyndsay, The Dreme of Schir David Lyndesay, of the Mont, Familiar Servitovr to Ovr Soverane Lord, Kyng Iames the Fyft, &c., lines 582–586

[…] that by its colour and dulcour they might be remembered of the purity and delightfulness of the law.

1675, Lancelot Addison, The present state of the Jews in Barbary, page 176