Where does “diri” come from?

diri (Esperanto) comes from Occitan dire, from Old Occitan dire, from Latin dīcō, from Latin -tiō, from Latin dissertātiō, from Latin dissertus, from Latin disserere, from Latin dis- — small stone, pebble; gravel, rubble.

diri (Esperanto): to say, tell

Definitions

to say, tell

Ancestry of “diri”, step by step

diri traces back through 3 separate lines of ancestry.

via Occitan dire

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

via French dire

Step	Language	Word	Meaning
1	French	dire	to say, to tell; saying; belief, opinion
2	Middle French	dire	to say
3	Old French	dire	to say; to recount
4	Latin	dīcere	—
5	Proto-Italic	deikō	show, indicate; refer to; say, tell
6	Proto-Indo-European	deyḱ-	to point out

via Italian dire

Step	Language	Word	Meaning
1	Italian	dire	to say, tell; to recite; to mean

Words derived from “diri”

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