Where does “insoupçonnable” come from?

insoupçonnable (French) comes from French soupçonnable, from French soupçonner, from French soupçon, from Old French sospeçon, from Latin suspectiō, from Latin -tiō, from Latin dissertātiō, from Latin dissertus — small stone, pebble; gravel, rubble.

insoupçonnable (French): above suspicion

Definitions

above suspicion

Ancestry of “insoupçonnable”, step by step

Step	Language	Word	Meaning
1	French	soupçonnable	suspicious
2	French	soupçonner	to suspect
3	French	soupçon	suspicion; mistrust; a hint, a tad, a little bit
4	Old French	sospeçon	suspicion
5	Latin	suspectiō	a looking up to
6	Latin	-tiō	tion, -ation, -ing
7	Latin	dissertātiō	(spoken) dissertation, discourse, disquisition
8	Latin	dissertus	arranged, disposed; explained
9	Latin	disserere	second-person singular future passive indicative...
10	Latin	dis-	asunder, apart, in two; reversal, removal;...
11	Latin	calceus	shoe
12	Latin	calx	limestone; chalk; the finish line
13	Ancient Greek	χάλιξ	small stone, pebble; gravel, rubble

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