Semicolon With Conjunctive Adverbs

If there is a conjunctive adverb linking two independent clauses, you should use a semicolon. Some conjunctive adverbs are: moreover, nevertheless, however, otherwise, therefore, then, finally, likewise and consequently.

I needed to go for a walk and get some fresh air; also, I needed to buy milk.

Reports of the damage caused by the hurricane were greatly over-exaggerated; indeed, the storm was not a “hurricane” at all.

The students had been advised against walking alone at night; however, Cathy decided walking wasn’t dangerous if it was early in the evening.

I’m not all that fond of the colors of tiger-lilies; moreover, they don’t smell very good.