Where does “maldir” come from?

maldir (Catalan) comes from Catalan dir, from Latin dīcō, from Latin -tiō, from Latin dissertātiō, from Latin dissertus, from Latin disserere, from Latin dis-, from Latin calceus — small stone, pebble; gravel, rubble.

maldir (Catalan): to speak ill (de of)

Definitions

to speak ill (de of)

Ancestry of “maldir”, step by step

maldir traces back through two separate lines of ancestry.

via Catalan dir

Step	Language	Word	Meaning
1	Catalan	dir	to say, to pronounce; to say, to tell; to call,...
2	Latin	dīcō	to say, talk, speak, utter, mention
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 Catalan mal

Step	Language	Word	Meaning
1	Catalan	mal	evil, bad; illness; badly, poorly
2	Old Catalan	mal	—
3	Latin	malus	unpleasant, distressing, painful, nasty, bad;...
4	Ancient Greek	μηλέα	apple tree
5	Ancient Greek	μῆλον	apple; any fruit from a tree; a woman's breast
6	Proto-Indo-European	(s)meh₁l-	small animal”; small animal

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