形容詞 rapacious:

1. living by preying on other animals especially by catching living prey
   同義詞：predatory, raptorial, ravening, vulturine, vulturous
2. excessively greedy and grasping
   同義詞：ravening, voracious
3. devouring or craving food in great quantities
   同義詞：edacious, esurient, ravening, ravenous, voracious, wolfish

1. A person of a rapacious, predatory, or profiteering nature.
   貪婪的人具有貪婪、兇殘或逐利性格的人
2. A greedy, rapacious person.
   貪心的或貪婪的人

ra.pa.cious

adj.（形容詞）
Taking by force; plundering.
劫奪的：用武力強奪的；劫掠的
Greedy; ravenous.See Synonyms at voracious
貪婪的；狼吞虎咽的參見 voracious
Subsisting on live prey.
肉食的：依靠捕獲而生存的

來源：
From Latin rap3x rap3c-
源自 拉丁語 rap3x rap3c-
from rapere [to seize] * see rep-
源自 rapere [奪取] *參見 rep-

【引伸】
rapa.ciously
adv.（副詞）
rapac.ity