What words make you think of something completely opposite?

[Daddy]

For me it's "terrific."  It reminds me of "terrible" and "horrific" being combined.  I always need to reread a sentence that uses it to notice that it was talking about terrific things.

[Kalahari Inkantation]

The word "event " makes me think of my friend Ivette. They sound alike.

[superclucky]

Stupendous makes me think of someone being stupid. <3

[Selkie]

When I was younger I always thought perilous meant no danger. Like, peril-less

[ME##]

Beau, it makes me think that somethings ugly, not beautiful.