Accidentally example sentences

When you want to say 'a well-oiled bicycle,' and actually say 'a well-boiled icicle', you have spoken a spoonerism—changing round, accidentally, the initial sounds of two or more words when speaking.However, if these are accidentally scratched, the shiny coating comes off revealing a not so shiny surface beneath.He bumps accidentally against the table, and at the sound Gerrard turns quickly.