English Antonyms Practice Test 7

Unscrupulous : having or showing no moral principles; not honest or fair.
Superfluous : unnecessary, especially through being more than enough.
Single-minded : concentrating on only one aim.
Dedicated : devoted to a task or purpose.
Conscientious : wishing to do one's work or duty well and thoroughly.

Antonym of Unscrupulous is Conscientious