wrongly

Concise Oxford English Dictionary © 2008 Oxford University Press:
wrong/rɒŋ/

▶adjective

• 1 not correct or true.

  ■ mistaken.

• 2 unjust, dishonest, or immoral.

• 3 in a bad or abnormal condition; amiss.

▶adverb in an unsuitable or undesirable manner or direction.

■ with an incorrect result.

▶noun an unjust, dishonest, or immoral action. ▶verb act unjustly or dishonestly towards.

■ mistakenly attribute bad motives to; misrepresent.

– phrases
get (hold of) the wrong end of the stick Brit. misunderstand something.
be in the wrong be responsible for a mistake or offence.
on the wrong side of

• 1 out of favour with (someone).

• 2 somewhat more than (a specified age).

– derivatives
wronger noun,
wrongly adverb,
wrongness noun.

– origin OE wrang, from ON rangr ‘awry, unjust’; rel. to wring.