Janus Words

cleave
1. to split apart
2. to adhere, cling, or stick fast

 sanction
1.
to give official approval to
2. to penalize for violating a law or moral principle

resign
1. to give up ones job or office
2. to sign or join again

oversight
1. unintentional omission or mistake
2. watchful care or management 

dust
1. to remove dust from by wiping
2. to sprinkle with a powdery substance

citation
1. an official commendation for meritorious action
2. an official court summons for an offence