Synonyms of the word

accidentally

• adv. In an accidental manner; unexpectedly; by chance; casually; fortuitously.
• adv. Unintentionally.

circumstantially

• adv. in a circumstantial manner.
• adv. In respect to circumstances; not essentially; accidentally.
• adv. In every circumstance or particular; minutely.

incidentally

• adv. (manner) In an incidental manner; not of central or critical importance.
• adv. By chance; in an unplanned way.
• adv. (speech act, conjunctive) Parenthetically, by the way.

unexpectedly

• adv. In an unexpected manner.

unintentionally

• adv. In an unintentional manner; not intentionally.