Here are the possible solutions for period just before clue
Answer
Clue
Relevancy
spinclass
Clue
Hourlong period where you can just forget about the world in the dim, sweaty room you've dreamt about all day and, like the instructor says, just leave it all on the bike
dusk
Clue
Period just before dark
Definition
to make dim
eve
Clue
Period just before
Definition
a poetic word for evening, also EEVEN, EEVN, EEVNING