“Blithe” is an adjective and it means unconcerned (despreocupado). It can also mean “carefree” (risueno) or “light-hearted” or a very casual attitude.
- Do not be so blithe (no seas tan alegre).
- Mr. Sanchez shows blitheness towards the economy. Here “blitheness is the noun.
The adverb is blithely (alegremente).
- Mr. Sanchez seems blithely unconcerned about the Spanish economy (…tiene un aire despreocupado sobre la economía española).
So, sometimes we are blithe about something, meaning that we behave blithely, showing blitheness.
So, are you somtimes blithe?