is similar to
happening by chance or unexpectedly or unintentionally
"with an inadvertent gesture she swept the vase off the table"; "accidental poisoning"; "an accidental shooting"
is similar to
having no cause or apparent cause
"a causeless miracle"; "fortuitous encounters--strange accidents of fortune"; "we cannot regard artistic invention as...uncaused and unrelated to the times"
is similar to
not done with purpose or intent
"an unintended slight"; "an unintentional pun"; "the offense was unintentional"; "an unwitting mistake may be overlooked"
see also
without motivation
see also
without apparent forethought or prompting or planning
"an unplanned economy"; "accepts an unplanned order"; "an unplanned pregnancy"; "unplanned remarks"
is an attribute of
expressive of intentions