1. In a turgid manner
   "he lectured bombastically about his theories"
   - turgidly 
2. In a grandiose manner
   "the building was bombastically spacious"
   - grandiosely

See also: bombastic

• Cockcroft-Walton accelerator
• Cockcroft-Walton voltage multiplier
• cockcrow
• cocked hat
• cocker
• cocker spaniel
• cockerel
• cockeyed
• cockfight
• cockfighting
• cockhorse
• cockiness
• cockle
• cocklebur
• cockleburr
• cockleshell
• cockloft
• cockney
• cockneyism
• cockpit
• cockroach
• cockscomb
• cocksfoot
• cockspur
• cockspur hawthorn