A paronym or paronyme in linguistics may refer to two different things:
同源词有两个方面的定义：
A word that is related to another word and derives from the same root, e.g. a cognate word;
1.词根相同的词。
Words which are almost homonyms, but have slight differences in spelling or pronunciation and have different meanings.
2.同音异义，通形同音异义，或者通形异义的词。
Some paronyms are truly synonymous, but only under the rarest of conditions. They often lead to confusion. Examples of any type of paronym are:
对于真同源词要特别注意区别，不然容易混淆。这些词的各个方面都极其相似：
alternately and alternatively
collision and collusion
conjuncture and conjecture
dubious and doubtful
prolepsis and proslepsis
continuous and contiguous
farther (or farthest) and further (or furthest)
furthest and furthermost
affect and effect