US /bun/ UK /buːn/
noun adj

Meanings

  1. 1
    noun

    a timely benefit or blessing; a favor granted

    The new bridge was a great boon to the isolated village.

Thesaurus

Synonyms
1 noun · a timely benefit or... blessingbenefitgiftfavorwindfallgodsendadvantage

Etymology

From Middle English bone ('prayer, request'), from Old Norse bón ('prayer, petition'), from Proto-Germanic *bōniz ('request, prayer'). The adjectival sense ('jolly, convivial', as in 'boon companion') is a separate word, from Old French bon ('good'), from Latin bonus.

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