bluster

nouns

noisy confusion and turbulence
"he was awakened by the bluster of their preparations"
is a type of (narrower)
disorder resulting from a failure to behave predictably
"the army retreated in confusion"
a swaggering show of courage
a violent gusty wind
is derived from
is derived from
is a type of (narrower)
a strong current of air
"the tree was bent almost double by the gust"

verbs

blow hard; be gusty, as of wind
"A southeaster blustered onshore"; "The flames blustered"
is a type of (narrower)
be blowing or storming
"The wind blew from the West"
act in an arrogant, overly self-assured, or conceited manner
is derived from