moreover
[adverb]
Synonyms: furthermore, additionally, also, as well, besides, further, in addition, too

[TahlilGaran] English Synonym Dictionary ▲

more‧o‧ver W2 /mɔːrˈəʊvə $ -ˈoʊvər/ adverb [sentence adverb] formal
in addition – used to introduce information that adds to or supports what has previously been said:
The rent is reasonable and, moreover, the location is perfect.
The source of the information is irrelevant. Moreover, the information need not be confidential.

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Moreover is very formal. In everyday English, people use what’s more or also instead:
The rent is reasonable and, what’s more, the location is perfect.

[TahlilGaran] Dictionary of Contemporary English ▲