Where does “prolongatie” come from?

prolongatie (Dutch) comes from Old French prolongation, from Latin prōlongātiō, from Latin -tiō, from Latin dissertātiō, from Latin dissertus, from Latin disserere, from Latin dis-, from Latin calceus — small stone, pebble; gravel, rubble.

prolongatie (Dutch): prolongation, lengthening (especially the extension of a bank loan)

Definitions

prolongation, lengthening (especially the extension of a bank loan)

Ancestry of “prolongatie”, step by step

prolongatie traces back through two separate lines of ancestry.

via Old French prolongation

Step	Language	Word	Meaning
1	Old French	prolongation	prolongation
2	Latin	prōlongātiō	lengthening, prolongation
3	Latin	-tiō	tion, -ation, -ing
4	Latin	dissertātiō	(spoken) dissertation, discourse, disquisition
5	Latin	dissertus	arranged, disposed; explained
6	Latin	disserere	second-person singular future passive indicative...
7	Latin	dis-	asunder, apart, in two; reversal, removal;...
8	Latin	calceus	shoe
9	Latin	calx	limestone; chalk; the finish line
10	Ancient Greek	χάλιξ	small stone, pebble; gravel, rubble

via Dutch prolongeren

Step	Language	Word	Meaning
1	Dutch	prolongeren	to prolong, lengthen, extend
2	Middle French	prolonger	—

Every word from Ancient Greek χάλιξ →Every word from Latin -tiō →Every word from Latin dis- →