Not intended; unintentional.

without apparent forethought or prompting or planning; "an unplanned economy"; "accepts an unplanned order"; "an unplanned pregnancy"; "unplanned remarks"[ant: planned ]

not done with purpose or intent; "an unintended slight"; "an unintentional pun"; "the offense was unintentional"; "an unwitting mistake may be overlooked"[syn: unintentional ]

adjective

inadvertent , undesigned , undevised , unintended , unmeant , unwitting , chance , desultory , haphazard , hit-or-miss , indiscriminate , spot , accidental , adventitious , aleatory , fortuitous , impromptu , random , spontaneous , unexpected , unintentional