adverb

 

not more not more than a particular size or amount

 

no one/nothing else not anyone or anything else

The offer is available to UK residents only.

 

recently used to mean that something happened very recently

She's only just finished writing it.

 

adjective

 

used to mean that there are not any others

This could be our only chance.

 

conjunction

 

used to introduce a statement which explains why something you have just said cannot happen or is not completely true

I'd phone him myself only I know he's not there at the moment.