Synonyms of the word

sceptic

• n. British spelling standard spelling of skeptic.

doubter

• n. One who doubts.

intellect

• n. the faculty of thinking, judging, abstract reasoning, and conceptual understanding; the cognitive faculty…
• n. the capacity of that faculty (in a particular person) (uncountable).
• n. a person who has that faculty to a great degree.

intellectual

• adj. Belonging to, or performed by, the intellect; mental or cognitive; as, intellectual powers, activities,…
• adj. Endowed with intellect; having the power of understanding; having capacity for the higher forms of knowledge…
• adj. Suitable for exercising the intellect; formed by, and existing for, the intellect alone; perceived by…
• adj. Relating to the understanding; treating of the mind; as, intellectual philosophy, sometimes called "mental"…
• adj. (archaic, poetic) Spiritual.
• n. An intelligent, learned person, especially one who discourses about learned matters.
• n. (archaic) The intellect or understanding; mental powers or faculties.

skeptic

• n. Someone who habitually doubts beliefs and claims presented as accepted by others, requiring strong evidence…
• n. Someone undecided as to what is true.
• n. A type of agnostic.