[1] : The Collaborative International Dictionary of English v.0.48

yell \yell\ ye^l, v. i. imp.  p. p. yelled; p. pr.  vb.
   n. yelling. oe. yellen, yoghellen, as. giellan, gillan,
   gyllan; akin to d. gillen, ohg. gellan, g. gellen, icel.
   gjalla, sw. gaumlla to ring, resound, and to as., os., 
   ohg. galan to sing, icel. gala. cf. 1st gale, and
   nightingale.
   to cry out, or shriek, with a hideous noise; to cry or scream
   as with agony or horror.
   1913 webster

         they yelleden as feendes doon in helle.  --chaucer.
   1913 webster

         nor the night raven, that still deadly yells.
                                                  --spenser.
   1913 webster

         infernal ghosts and hellish furies round
         environed thee; some howled, some yelled. --milton.
   1913 webster
see also:
yelled yelling gale nightingale 

[2] : WordNet (r) 2.0

yelled
     adj : in a vehement outcry; "his shouted words of encouragement
           could be heard over the crowd noises" syn: shouted
see also:
shouted 

Yelled >> Y Words
Yelled, definition of term: Yelled
yelled_pag1.html