thoroughgoing

Adjective

• without qualification; used informally as (often pejorative) intensifiers
  • an arrant fool
    
  • a complete coward
    
  • a consummate fool
    
  • a double-dyed villain
    
  • gross negligence
    
  • a perfect idiot
    
  • pure folly
    
  • what a sodding mess
    
  • stark staring mad
    
  • a thoroughgoing villain
    
  • utter nonsense
    
  • the unadulterated truth
    

• performed comprehensively and completely
  • an exhaustive study
    
  • made a thorough search
    
  • thoroughgoing research
    

Related words

• Synonyms: 
  exhaustive , thorough