Definition -
(1) Usage that causes confusion (e.g. doublespeak and gobbledygook).
(2) Confusion that results when people do not know how to use a word (e.g. saying the word militate when you actually want to say mitigate).

Example -
I can say that without fear of contraception.

Etymology -
The term was coined in the 1980s based on the analogy of abusage.

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