Antonyms of adj influential

1 sense of influential

Sense 1
influential (vs. uninfluential) -- (having or exercising influence or power; "an influential newspaper"; "influential leadership for peace")

uninfluential (vs. influential) -- (not influential)

Similarity of adj influential

1 sense of influential

Sense 1
influential (vs. uninfluential) -- (having or exercising influence or power; "an influential newspaper"; "influential leadership for peace")
       => authoritative, important -- (having authority or ascendancy or influence; "an important official"; "the captain's authoritative manner")
       => potent, powerful -- (having great influence)
       => prestigious -- (exerting influence by reason of high status or prestige; "a prestigious professor at a prestigious university")