Some adverbs have two adverbial forms each – one ends in –ly while the other one doesn’t have
–ly  

 

cheap cheaply
close closely
deep deeply
direct directly
free freely
hard hardly
high highly
last lastly
late lately
loud loudly
low lowly
near nearly
real really
right rightly
sharp sharply
short shortly
strong strongly
tight tightly
wide widely
wrong wrongly

 

Example:
  • He freely admitted to his mother that he had escaped from the prison.
  • My barber friend let me have a haircut for free.
  • The son is nearly as skinny as his father.
  • Don’t go too near to the tree; it could be struck by lightning.
  • They had a real fight shortly before their marriage.
  • We had to cut short the boat trip when everyone complained of feelings of seasickness.