Exudes is a verb that means to give off or emit a strong smell, usually an unpleasant one. It is related to the words spew, ooze, emit, and reek, all of which have similar meanings. SPEWS means to eject or discharge something forcefully, while ooze means to slowly trickle out. Emits means to send out or give off, and REEKS means to emit a strong, unpleasant smell. All of these words can be used to describe the act of exuding a strong smell.