"squeaking" in the verb sense
1. whine, squeak, screech, creak, screak, skreak
make a high-pitched, screeching noise
"The door creaked when I opened it slowly"
"My car engine makes a whining noise"
"squeaking" in the adjective sense
1. screaky, screechy, squeaking, squeaky, squealing
having or making a high-pitched sound such as that made by a mouse or a rusty hinge
Source: WordNet® (An amazing lexical database of English)
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