uncharacteristic

uncharacteristic /ˌʌnˌkerəktəˈrɪstɪk/ adjective
uncharacteristic
/ˌʌnˌkerəktəˈrɪstɪk/
adjective
Britannica Dictionary definition of UNCHARACTERISTIC
: not typical or usual : not characteristic

— uncharacteristically

/ˌʌnˌkerəktəˈrɪstɪkli/ adverb