additionally

As adverbs the difference between withal and additionally

is that withal is (archaic) all things considered; nevertheless; besides[http://wwwmerriam-webstercom/dictionary/withal meanings in merriam-webster's dictionary] while additionally is by way of addition; in addition to; also.

As a preposition withal

is (archaic).

As an adverb additionally

is by way of addition; in addition to; also.

As an adjective undefined is

lacking a definition or value.

As a verb added

is (add).

As an adverb additionally is

by way of addition; in addition to; also.

As adverbs the difference between aswell and additionally

is that aswell is archaic spelling of as well while additionally is by way of addition; in addition to; also.

As a noun add

is .

As an adverb additionally is

by way of addition; in addition to; also.

As adverbs the difference between subsequently and additionally

is that subsequently is following, afterwards in either time or place while additionally is by way of addition; in addition to; also.

As adverbs the difference between additionally and simultaneously

is that additionally is by way of addition; in addition to; also while simultaneously is occurring at the same time.

As adverbs the difference between accordingly and additionally

is that accordingly is agreeably; correspondingly; suitably; in a manner conformable while additionally is by way of addition; in addition to; also.

As adverbs the difference between additionally and additionally

is that additionally is by way of addition; in addition to; also while additionally is by way of addition; in addition to; also.

As adverbs the difference between nevertheless and additionally

is that nevertheless is in spite of what preceded; yet while additionally is by way of addition; in addition to; also.