Select the INCORRECTLY spelt word.

Correct option is D

Option (d) is incorrectly spelt word.
Correct spelling is: “Insipid” – meaning lacking flavor, dull, or uninteresting. (नीरस, बेस्वाद)
Example: His speech was so insipid that no one paid attention.
Meanings of all the given options:
· (a) Appease: to pacify or soothe someone by acceding to their demands (शांत करना)
· (b) Aberrant: deviating from the usual or natural type; abnormal (विचलित)
· (c) Arbitrary: based on random choice or personal whim (मनमाना)
· (d) Incipid (Incorrect): Misspelling of Insipid – lacking interest or flavor (नीरस)