As nouns the difference between extortion and swindling
is that extortion is the practice of extorting money or other property by the use of force or threats while swindling is the act by which somebody is swindled.
As a verb swindling is
.
swindling
English
Verb
(head)
Noun
(
en noun)
The act by which somebody is swindled.
* 1850 , Blackwood's Edinburgh Magazine (volume 68, page 226)
-