screak
verb
ˈskrēk 
screaked; screaking; screaks
intransitive verb
: to make a harsh shrill noise : screech
screak noun
screaky
ˈskrē-kē
adjective 
Word History
Etymology
of Scandinavian origin; akin to Old Norse skrækja to screech
First Known Use
circa 1500, in the meaning defined above