thoroughgoing

Meaning

adjective

1. performed comprehensively and completely; not superficial or partial
   “an exhaustive study”
2. without qualification; used informally as (often pejorative) intensifiers
   “an arrant fool”

Synonyms for thoroughgoing

• exhaustive
• thorough
• complete
• arrant
• consummate
• double-dyed
• everlasting
• gross
• perfect
• pure
• sodding
• stark
• staring
• utter
• unadulterated
• unmitigated