Rhymes with nineteen:
vaccine, wolverine, Epstein?, protein, and a whole list of chemical compounds...
close- Fine team?
You could also probably close-rhyme "surviving" or "contriving" or ...
Writing the song:
I'd start with a genre/tempo/time sig... The words will be different for Rock or Country. Even more for Rap or Zydeco...The cadence will be different for 6/8 or 4/4. You could go full on Jazz or Prog using a 15/8 or 9/4 or some other weirdness.
Once you have a genre, tempo and time, you are more likely to get a feel for the lines of the song, the cadence of the vocal, etc.