Found 2 items, similar to Fifthly.
English → English (WordNet) Definition: fifthly fifthly adv : in the fifth place; “fifthly, we must adhere to the rules set by the local government”
English → English (gcide) Definition: Fifthly Fifthly \Fifth"ly\, adv. In the fifth place; as the fifth in order. [1913 Webster]