Where does “justiciar” come from?

justiciar (English) comes from Spanish justiciero, from Spanish justicia, from Latin iūstitia, from Latin iūstus, from Latin iūs, from Latin dīcō, from Latin -tiō, from Latin dissertātiō — small stone, pebble; gravel, rubble.

justiciar (English): One who administers justice, "particularly:"; A...

Definitions

One who administers justice, "particularly:"; A...

Ancestry of “justiciar”, step by step

justiciar traces back through two separate lines of ancestry.

via Spanish justiciero

Step	Language	Word	Meaning
1	Spanish	justiciero	righteous
2	Spanish	justicia	justice; righteousness; the law
3	Latin	iūstitia	justice, fairness, equity
4	Latin	iūstus	just, righteous
5	Latin	iūs	law, right
6	Latin	dīcō	to say, talk, speak, utter, mention
7	Latin	-tiō	tion, -ation, -ing
8	Latin	dissertātiō	(spoken) dissertation, discourse, disquisition
9	Latin	dissertus	arranged, disposed; explained
10	Latin	disserere	second-person singular future passive indicative...
11	Latin	dis-	asunder, apart, in two; reversal, removal;...
12	Latin	calceus	shoe
13	Latin	calx	limestone; chalk; the finish line
14	Ancient Greek	χάλιξ	small stone, pebble; gravel, rubble

via Latin justitiarius

Step	Language	Word	Meaning
1	Latin	justitiarius	Alternative form of iūstitiārius

Words derived from “justiciar”

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