Antonyms of adj charismatic

1 sense of charismatic

Sense 1
charismatic, magnetic -- (possessing an extraordinary ability to attract; "a charismatic leader"; "a magnetic personality")

INDIRECT (VIA attractive) -> unattractive -- (lacking beauty or charm; "as unattractive as most mining regions")

Similarity of adj charismatic

1 sense of charismatic

Sense 1
charismatic, magnetic -- (possessing an extraordinary ability to attract; "a charismatic leader"; "a magnetic personality")
       => attractive (vs. unattractive) -- (pleasing to the eye or mind especially through beauty or charm; "a remarkably attractive young man"; "an attractive personality"; "attractive clothes"; "a book with attractive illustrations")