Spoiler The word search is a clue as to how to decrypt the link! Look for words in your word bank that aren't in the wordsearch
Spoiler It's hinting at a particular type of encryption. Try googling one or both of the words with "cipher" or "code".
Spoiler Done that. Gotten the link to the audio file but i don't understand what to do with it. Tried playing it backwards. Slowing it down, speed it up. But doesn't really help.