Definition of unreasonably in English:
 unreasonably
adverb ʌnˈriːz(ə)nəbliˌənˈriz(ə)nəbli
1In a way that is not guided by or based on good sense.
as submodifier unreasonably pessimistic assumptions
sentence adverb rather unreasonably, perhaps, Elliott is worried
 Example sentencesExamples
-  They expected, not unreasonably, to be treated to a glorious feast of rampant action, and instead were left feeling bored and cheated.
 -  In response, I felt unreasonably protective of my own relationship.
 -  I was unreasonably afraid I'd be killed by a cougar when I was a little kid.
 -  The Danes are not an unreasonably nostalgic people.
 -  She seems banal and unreasonably submissive to her boorish husband.
 
- 1.1 In a way that is unfair or unacceptable.
 the landlord had acted unreasonably and in breach of his obligations
as submodifier unreasonably high prices
 Example sentencesExamples
-  He has argued that unreasonably low catch limits have hurt the fishermen.
 -  The tours of duty for high-risk bomb disposal operators are unreasonably long and arduous.
 -  These shares are not unreasonably priced for high-tech company.
 -  The jury held that these cigarettes were unreasonably dangerous and defectively designed, and that the company had acted with reckless disregard for consumers.
 -  Ticket prices are unreasonably inflated by telephone and agency booking fees.
 
 
  Definition of unreasonably in US English:
 unreasonably
adverbˌənˈriz(ə)nəbliˌənˈrēz(ə)nəblē
1In a way that is not guided by or based on good sense.
as submodifier unreasonably pessimistic assumptions
sentence adverb rather unreasonably, perhaps, Elliott is worried
 Example sentencesExamples
-  The Danes are not an unreasonably nostalgic people.
 -  I was unreasonably afraid I'd be killed by a cougar when I was a little kid.
 -  She seems banal and unreasonably submissive to her boorish husband.
 -  They expected, not unreasonably, to be treated to a glorious feast of rampant action, and instead were left feeling bored and cheated.
 -  In response, I felt unreasonably protective of my own relationship.
 
- 1.1 In a way that is unfair or unacceptable.
 the landlord had acted unreasonably and in breach of his obligations
as submodifier unreasonably high prices
 Example sentencesExamples
-  He has argued that unreasonably low catch limits have hurt the fishermen.
 -  These shares are not unreasonably priced for high-tech company.
 -  Ticket prices are unreasonably inflated by telephone and agency booking fees.
 -  The jury held that these cigarettes were unreasonably dangerous and defectively designed, and that the company had acted with reckless disregard for consumers.
 -  The tours of duty for high-risk bomb disposal operators are unreasonably long and arduous.