ab- — away from, off, apart (affix)

absent B1

/ˈæb.sn̩t/ not in a place where you are expected to be M S

abnormal B1

/ˌæbˈnɔɹ.ml̩/ different from what is normal or expected, often in a worrying way M S

abstract B1

/ˈæbˌstɹækt/ based on general ideas rather than real or practical things M S

abduct C2+

/æbˈdʌkt/ to carry off a person by force or deception M S

abdicate C1

/ˈæb.dɪˌkeɪt/ to formally give up a position of power or responsibility, especially a throne M S