As nouns the difference between tiddler and riddler
is that tiddler is a small person while riddler is a puzzler; one who asks riddles.
tiddler
English
Noun
(
en noun)
A small person
(British, informal) A small fish, especially a stickleback
See also
* lilliputian
* munchkin
riddler
English
Noun
(
en noun)
A puzzler; one who asks riddles.
One who riddles or sieves (grain, sand, etc.).