Crossword puzzle clue "cool a while back"

Here are the possible solutions for cool a while back clue

Answer
Clue
Relevancy
rad
Clue
Cool, a while back
Definition
afraid
erst
Clue
It was attached to "while," a while back
"While" opener, a while back
Definition
formerly, also EARST
hep
Clue
Cool like a cool cat
Definition
well abreast of fashionable knowledge
hot
Clue
Super-cool ... or not cool at all?
Definition
having a high temperature
hvac
Clue
Cool syst. for keeping buildings cool (or hot)
iceman
Clue
Cool, cool customer
Definition
a man who supplies ice
idigit
Clue
"Cool," to a cool cat

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