[noun] a small valley between mountains; "he built himself a cabin in a hollow high up in the Appalachians" Synonyms:hollow
[verb] shout out; "He hollered out to surrender our weapons" Synonyms:out
[verb] utter a sudden loud cry; "she cried with pain when the doctor inserted the needle"; "I yelled to her from the window but she couldn't hear me" Synonyms:shout, shout out, cry, call, yell, scream, hollo, squall