Synonyms of the word

contrarious

• adj. (archaic, of persons) Tending to counter, oppose, resist, argue.
• adj. (archaic, of things) Harmful, vexatious.

cross-grained

• adj. (of timber) Having an irregular rather than a parallel grain.
• adj. (by extension) Difficult to deal with; contrary or troublesome.

obstinate

• adj. Stubbornly adhering to an opinion, purpose, or course, usually with implied unreasonableness; persistent.
• adj. Said of inanimate things not easily subdued or removed.

stubborn

• adj. Refusing to move or to change one's opinion; obstinate; firmly resisting.

unregenerate

• adj. which cannot be transformed in mind and spirit.
• adj. stubborn.