Although and Withal

Although conjunction - In spite of the fact that.

Withal and although are semantically related In some cases you can use "Withal" instead the word "Although" as an adverb or a preposition.

Withal adverb - In addition to what has been said.

Although and withal are semantically related in however topic. Sometimes you can use "Although" instead the word "Withal" as an adverb or a preposition, if it concerns topics such as in spite of.