Where does “afresymoldeb” come from?

afresymoldeb (Welsh) comes from Welsh afresymol, from Welsh rhesymol, from Welsh rheswm, from Middle English resoun, from Anglo-Norman raisun, from Old French reson, from Latin ratiō, from Latin -tiō — small stone, pebble; gravel, rubble.

afresymoldeb (Welsh): unreasonableness

Definitions

unreasonableness

Ancestry of “afresymoldeb”, step by step

Step	Language	Word	Meaning
1	Welsh	afresymol	unreasonable
2	Welsh	rhesymol	reasonable
3	Welsh	rheswm	reason, cause
4	Middle English	resoun	resound; reason
5	Anglo-Norman	raisun	Alternative form of reson
6	Old French	reson	logic, logical reasoning
7	Latin	ratiō	reason, reasoning, explanation, ground, motive, rationality, rationale, purpose
8	Latin	-tiō	tion, -ation, -ing
9	Latin	dissertātiō	(spoken) dissertation, discourse, disquisition
10	Latin	dissertus	arranged, disposed; explained
11	Latin	disserere	second-person singular future passive indicative...
12	Latin	dis-	asunder, apart, in two; reversal, removal;...
13	Latin	calceus	shoe
14	Latin	calx	limestone; chalk; the finish line
15	Ancient Greek	χάλιξ	small stone, pebble; gravel, rubble

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