Sentence:  The events of the last quarter of an hour , mysterious to any bird accustomed only to the predictable life of coop and barnyard , had overcome the doctor 's hen and she <WSD>gave</WSD> out a series of cackly wails , perhaps mourning her nest , but briefly enjoyed . 
Meaning of the word marked with <WSD> tags:  give off, send forth, or discharge; as of light, heat, or radiation, vapor, etc.