What are some transition words that show importance?

You can use many transitions to show importantance, as long as they're not classified for as overused. (EX: First, second and last are the most overused transitions. It'll make you sound like your sibling's writing paper.) Use words like the following:

To begin with

As cited from paragraph ___, sentence,

I believe that is correct/incorrect due to how

According to the article written by , the statement can be correct/incorrect by

Using transitions like these will add "flavor to your paper!" (Similes can also be used as transitions, if your characterizing a person.)

Hope this helps! :)