Transitions to add:
In addition, Furthermore, Additionally, Also, Moreover, Further, Besides.

Transitions for additional support:
Similarly, Just as, also, as a result, moreover

Transitions for importance:
surely, truly, undoubtedly, clearly, in fact, most importantly

Transitions to compare and contrast:
However, in contrast, conversely, on the one hand/on the other hand, yet, Even So, Nevertheless, Similarly, Likewise,
On the contrary, yet, despite, rather, instead, however, although, while

Transitions for deciding against:
one cannot deny that, it could be argued that, granted, admittedly

Transitions to cite an example:
For example, For instance, In particular, specifically, to illustrate,

Transitions to show a result:
Consequently, therefore, thus, hence, as a result, subsequently

Transition to conclude:
In the final analysis, In sum, In conclusion, To summarize
in summary, consequently, hence, ultimately, in closing