Below are possible answers for the crossword clue Bombast.
3 letter answer(s) to bombast
GAS
a fluid in the gaseous state having neither independent shape nor volume and being able to expand indefinitely
a fossil fuel in the gaseous state; used for cooking and heating homes
a pedal that controls the throttle valve; "he stepped on the gas"
a state of excessive gas in the alimentary canal
a volatile flammable mixture of hydrocarbons (hexane and heptane and octane etc.) derived from petroleum; used mainly as a fuel in internal-combustion engines
attack with gas; subject to gas fumes; "The despot gassed the rebellious tribes"
poisoning by fumes
show off
the state of matter distinguished from the solid and liquid states by: relatively low density and viscosity; relatively great expansion and contraction with changes in pressure and temperature; the ability to diffuse readily; and the spontaneous tendency to become distributed uniformly throughout any container
4 letter answer(s) to bombast
RANT
a loud bombastic declamation expressed with strong emotion
pompous or pretentious talk or writing
talk in a noisy, excited, or declamatory manner
8 letter answer(s) to bombast
RHETORIC
high-flown style; excessive use of verbal ornamentation; "the grandiosity of his prose"; "an excessive ornateness of language"
loud and confused and empty talk; "mere rhetoric"
study of the technique and rules for using language effectively (especially in public speaking)
using language effectively to please or persuade
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