What does boastfulness mean?
Boastfulness is the tendency to talk about oneself, one's achievements, or one's possessions in an excessively proud or self-congratulatory way. It is always used negatively: describing someone as full of boastfulness suggests they are vain, self-important, and tiresome to listen to. The word functions as an uncountable noun, typically appearing in phrases like 'his constant boastfulness' or 'a tone of boastfulness'. It derives from the verb 'to boast', whose ultimate origins are debated but which some scholars link to an Old Norse source. Related forms include the adjective 'boastful', the adverb 'boastfully', and the agentive noun 'boaster'. Boastfulness sits alongside near-synonyms such as vanity, egotism, and vainglory, though each carries slightly different shades of meaning. It should not be confused with boisterousness, which refers to noisy exuberance rather than self-praise. Recognising boastfulness matters because it marks a social failing that most cultures quietly disapprove of, making the term a useful label for behaviour everyone recognises.
nounThe quality or habit of talking about oneself, one's achievements, or one's possessions in a proud, self-important way.
- The quality or habit of bragging or speaking boastfully about oneself or one's achievements.
"His boastfulness about the promotion quickly wore thin with his colleagues."
"Her boastfulness at the party alienated nearly everyone in the room."
"There was more than a hint of boastfulness in the way he described his charitable donations."
Extremely rare; boastfulness is almost always treated as uncountable and appears without a plural in standard usage.
"Such boastfulnesses were foreign to her modest nature."
Boastfulness is built on the word 'boast', which may have come from an Old Norse word meaning 'a loud noise' — so bragging is literally just making a racket about yourself.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of boastfulness
Boastfulness is formed from the adjective 'boastful' plus the suffix '-ness', following a common English pattern for turning adjectives into abstract nouns. Its root, the verb 'boast', entered Middle English around the 13th century, likely from Anglo-Norman or Old Norse sources; its precise origin remains uncertain, though some scholars connect it to an Old Norse word meaning 'a loud noise'. The '-ful' suffix comes from Old English 'full', giving the compound a native English structure layered over a possibly Scandinavian base.
Related word forms
How boastfulness is actually used
Always carries a negative connotation — it implies excessive, unwelcome self-praise. It is an abstract noun and therefore uncountable; it has no plural form.
Easily confused with boastfulness
Boisterousness means noisy, energetic roughness, while boastfulness means excessive self-praise.