Part of speech: Verb
blow hard; be gusty, as of wind
Example: A southeaster blustered onshore; The flames blustered
Categories: Blow
Part of speech: Noun
a violent gusty wind
Categories: Gust, Blast, Blow
Bravado, Swagger, Rhodomontade, Braggadocio, Tout
The word "bluster" comes from Middle Low German blüstren, which comes from Middle English blusteren. Many other languages have similar words:
blow – A related word in the same word family.
blast – A related word in the same word family.
Chaucer's Canterbury Tales show how creatively Middle English speakers mixed vocabularies.