The Collaborative International Dictionary
Seventhly
Seventhly \Sev"enth*ly\, adv. In the seventh place.
Wiktionary
seventhly
adv. In the seventh place; seventh in a row.
WordNet
seventhly
adv. in the seventh place; "seventhly, you have no right to cancel the lease in mid-year"
Usage examples of "seventhly".
Seventhly, it is an argument of Indigestion, when Greek and Latine Sentences unchewed come up again, as they used to doe, unchanged.