speaks

A low class bar, a speakeasy.

Language, jargon, or terminology used uniquely in a particular environment or group.

“Corporate speak; IT speak.”

Speech, conversation.

To communicate with one's voice, to say words out loud.

“I was so surprised I couldn't speak.”

To have a conversation.

“It's been ages since we've spoken.”

(by extension) To communicate or converse by some means other than orally, such as writing or facial expressions.

“Actions speak louder than words.”

To deliver a message to a group; to deliver a speech.

“This evening I shall speak on the topic of correct English usage.”

To be able to communicate in a language.

“He speaks Mandarin fluently.”

To utter.

“I was so surprised that I couldn't speak a word.”

To communicate (some fact or feeling); to bespeak, to indicate.

(sometimes humorous) To understand (as though it were a language).

“So you can program in C. But do you speak C++?”

To produce a sound; to sound.

Of a bird, to be able to vocally reproduce words or phrases from a human language.

To address; to accost; to speak to.