NLTK词性：
标记 含义 例子
CC 连词 and, or,but, if, while,although
CD 数词 twenty-four, fourth, 1991,14:24
DT 限定词 the, a, some, most,every, no
EX 存在量词 there, there's
FW 外来词 dolce, ersatz, esprit, quo,maitre
IN 介词连词 on, of,at, with,by,into, under
JJ 形容词 new,good, high, special, big, local
JJR 比较级词语 bleaker braver breezier briefer brighter brisker
JJS 最高级词语 calmest cheapest choicest classiest cleanest clearest
LS 标记 A A. B B. C C. D E F First G H I J K
MD 情态动词 can cannot could couldn't
NN 名词 year,home, costs, time, education
NNS 名词复数 undergraduates scotches
NNP 专有名词 Alison,Africa,April,Washington
NNPS 专有名词复数 Americans Americas Amharas Amityvilles
PDT 前限定词 all both half many
POS 所有格标记 ' 's
PRP 人称代词 hers herself him himself hisself
PRP$ 所有格 her his mine my our ours
RB 副词 occasionally unabatingly maddeningly
RBR 副词比较级 further gloomier grander
RBS 副词最高级 best biggest bluntest earliest
RP 虚词 aboard about across along apart
SYM 符号 % & ' '' ''. ) )
TO 词to to
UH 感叹词 Goodbye Goody Gosh Wow
VB 动词 ask assemble assess
VBD 动词过去式 dipped pleaded swiped
VBG 动词现在分词 telegraphing stirring focusing
VBN 动词过去分词 multihulled dilapidated aerosolized
VBP 动词现在式非第三人称时态 predominate wrap resort sue
VBZ 动词现在式第三人称时态 bases reconstructs marks
WDT Wh限定词 who,which,when,what,where,how
WP WH代词 that what whatever
WP$ WH代词所有格 whose
WRB WH副词
P.S.上面的含义可以直接使用“nltk.help.upenn_tagset()”查看官方英文说明。
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原文链接：https://blog.csdn.net/john159151/article/details/50255101
