Possible Clues:

• This river goes in opposite directions from time to time
• (Of sea) rising and falling
• Rise of young man with sex appeal that's ebbing and flowing
• Fiona Apple debut
• The wave that laid much of Mount Ida low
• Like a bore, the boy brings it back
• Dangerous kind of wave
• Ebb and flow without middleman is not ideal after tea
• Relating to sea rise/fall
• Ebbing and flooding