American Heritage Dictionary
(2)
Century Dictionary
GNU Webster's 1913
(1)
WordNet
(2)
Elsewhere on the web
A nest of silverfish had been disturbed and silverfish were in her hair and on the pillow.
Observing and interacting with the family of four silverfish that live in my apartment*
Where are the silverfish? westhetrucker appears to be hopped on some kind of stimulant, dbadass.— Think Progress
Those which are comparatively harmless but repulsive to many people like spiders, silverfish.— LearnHub Activities
The only thing the good Doctor Krauthammer is qualified to do is eat a bunch of silverfish for money [item 1].— Happy Furry Puppy Story Time with Norbizness

Bubble size: how much this word was used in a year
Bubble height: used more or less than expected, vs. all uses evenly distributed
We are still working on calculating this word's frequency.