Suspicion is all about clues, inferences, projection. The opposite of trust,
security, clarity. How does a suspicion arise?
Clues are ‘significant details’, important as such in writing: synecdoche.
Holmes sees the white clay on the man’s shoes: so that’s where he was.
Associations are often involved in suspicion, reminders of places, scents,
phrases: metonymy. He quotes a phrase: but that’s the phrase that
Something in some way inconsistent, illogical in the context,
deliberately concealed. What? Why?
And if you suspicion is wrong? Then suspicion is about
the suspicious one.