Significantly vs Seriously - What's the difference?

As adverbs the difference between significantly and seriously

is that significantly is in a significant manner or to a significant extent while seriously is (manner) in a serious or literal manner.

(-)

In a significant manner or to a significant extent.

* way

(en adverb)

(manner) In a serious or literal manner.

He was hoping that we would take him seriously .

''Jimmy jokingly called Bob a doofus. Bob took the insult seriously .

(speech act) (Used to attempt to introduce a serious point in a less serious conversation)

Now, seriously , why did you forget to feed the cat today?

(speech act)

You baked 10 cakes. Seriously , why did you do that?