Another word for eavesdrop

eavesdrop
v.
MLA Style
"eavesdrop." YourDictionary, n.d. Web. 14 January 2019. <https://thesaurus.yourdictionary.com/eavesdrop>.
APA Style
eavesdrop. (n.d.). Retrieved January 14th, 2019, from https://thesaurus.yourdictionary.com/eavesdrop
Another word for eavesdrop

To observe or listen in secret to obtain information:
spy. See investigate
MLA Style
"eavesdrop." YourDictionary, n.d. Web. 14 January 2019. <https://thesaurus.yourdictionary.com/eavesdrop>.
APA Style
eavesdrop. (n.d.). Retrieved January 14th, 2019, from https://thesaurus.yourdictionary.com/eavesdrop