Found 2 items, similar to inefficaciously.
English → English (WordNet) Definition: inefficaciously inefficaciously adv : in an ineffective manner; “he dealt with the problem rather ineffectively” [syn: ineffectively] [ant: efficaciously, efficaciously]
English → English (gcide) Definition: Inefficaciously Inefficaciously \In*ef`fi*ca"cious*ly\, adv. Without efficacy or effect. [1913 Webster]