Questions & Answers about В этом слове скрытый смысл.
Because after в in the sense of in / within, Russian usually uses the prepositional case.
- Dictionary form: слово = word
- Prepositional singular: в слове = in the word
So:
- слово = a word / the word
- в слове = in the word
The same thing happens with the pronoun:
- это слово = this word
- в этом слове = in this word