Word parts change

bomb + shell

Pronunciation change

Noun change

Singular
bombshell

Plural
bombshells

 
a bombshell (sense 1)
 
a bombshell (sense 2)
  1. (countable) A bombshell is a bomb or artillery shell that is designed to explode on impact.
  2. (countable) (by extension) A bombshell is a person who is very attractive.