Here are the possible solutions for amazingly coincidental clue
Answer
Clue
Relevancy
eerie
Clue
Amazingly coincidental
Definition
uncanny, also EERY
dazzling
Clue
Amazingly impressive (like car headlights?)
Definition
blindingly bright
eon
Clue
Amazingly long time
Definition
a long period of time, also AEON
gabbydouglas
Clue
American gymnast who won the individual all-around gold medal at the 2012 London Olympics (her last name, amazingly, is an anagram of "USA GOLD"): 2 wds.
jgeils
Clue
"Centerfold" band who are, amazingly, still around