Antonyms of adj counteractive

1 sense of counteractive

Sense 1
counteractive -- (opposing or neutralizing or mitigating an effect by contrary action)

INDIRECT (VIA active) -> inactive -- (not exerting influence or change)

Similarity of adj counteractive

1 sense of counteractive

Sense 1
counteractive -- (opposing or neutralizing or mitigating an effect by contrary action)
       => active (vs. inactive) -- (exerting influence or producing a change or effect; "an active ingredient")