mistakenly
adverb
[ mɪˈsteɪk(ə)nli ]
• in a mistaken way; wrongly.
• "they mistakenly believed her to be pregnant"
Similar:
wrongly,
in error,
erroneously,
incorrectly,
falsely,
fallaciously,
inaccurately,
imprecisely,
inappropriately,
by accident,
accidentally,
inadvertently,
unintentionally,
unwittingly,
unknowingly,
unconsciously,
by mistake,
by chance,
misguidedly,