Found 2 items, similar to sportingly.
English → English (WordNet)
Definition: sportingly
sportingly
adv : so as to be sporting; in a sporting manner [ant:
unsportingly]
English → English (gcide)
Definition: Sportingly
Sportingly
\Sport"ing*ly\, adv.
In sport; sportively.
[1913 Webster]
The question you there put, you do it, I suppose, but
sportingly. --Hammond.
[1913 Webster]