Where does “senfleksia” come from?

senfleksia (Esperanto) comes from Esperanto fleksia, from Esperanto fleksio, from Latin flexio, from Latin -tiō, from Latin dissertātiō, from Latin dissertus, from Latin disserere, from Latin dis- — small stone, pebble; gravel, rubble.

senfleksia (Esperanto): uninflectable, invariable that cannot be inflected

Definitions

uninflectable, invariable that cannot be inflected

Ancestry of “senfleksia”, step by step

Step	Language	Word	Meaning
1	Esperanto	fleksia	inflectional pertaining to grammatical inflection
2	Esperanto	fleksio	inflection change in the form of a word that reflects a change in grammatical function
3	Latin	flexio	a bending, swaying, turning, winding; a bend,...
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

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