yowl

名词 yowl:

1. a very loud utterance (like the sound of an animal)
   同义词：bellow, bellowing, holla, holler, hollering, hollo, holloa, roar, roaring

动词 yowl:

1. cry loudly, as of animals
   同义词：howl, wrawl, yammer
2. utter shrieks, as of cats
   同义词：caterwaul

yowl

v.（动词）
yowled,yowl.ing,yowls
v.intr.（不及物动词）
To utter a long, loud, mournful cry; wail.
嚎叫：发出长久、大声、悲伤的叫声；哭泣
v.tr.（及物动词）
To say or utter with a yowl.
哀号：哀号着说或叫
n.（名词）
A long, loud, mournful cry; a wail.
哀号：长久、大声、悲伤的哭声；号哭

来源：
Middle English yowlen
中古英语 yowlen
probably of imitative origin
可能为拟声语源