lurk

/lɜːk/verb

To hide and wait quietly, often in order to attack by surprise.

Example sentences

“The cat lurked behind the curtain, waiting to pounce on the toy.”
“Police warned that pickpockets lurk near the station entrance.”

Online it has a milder life: to lurk in a forum is simply to read without posting, with no sinister edge.

Synonyms for lurk

skulk
lie in wait

Related words

ludicrousSo foolish or absurd that it seems laughable.malaiseA general feeling that things are not going well, with low energy and little hope, often shared by a whole group, economy or society.malevolentWanting to hurt others or wishing them harm.maliceThe wish to hurt someone or see them suffer, or pleasure taken in their misfortune.malignantDescribing a tumor or disease that is cancerous, grows quickly, and can spread to other parts of the body.lonesomeFeeling sad because you are on your own; lonely.