come out of the woodwork

US /kʌm aʊt əv ðə ˈwʊdˌwɜrk/
UK /kʌm aʊt əv ðə ˈwʊdˌwɜrk/
"come out of the woodwork" picture
1.

uscire allo scoperto, saltare fuori

to appear unexpectedly, especially in large numbers, after having been hidden or inactive

:
After the scandal broke, many critics came out of the woodwork.
Dopo lo scandalo, molti critici sono usciti allo scoperto.
Every time there's a problem, all the experts come out of the woodwork.
Ogni volta che c'è un problema, tutti gli esperti saltano fuori.