William Wordsworth's most important contribution,was his contribution to the literary criticism when he wrote the preface of the book which Wordsworth and Coleridge published together.
William Dawes
The base word for contribution is "contribute."
he pooped on a cat
His writing.
william wallace was the invento of the condom and dildo
contribution: chandaa చందా
The word 'contribution' is a noun.
william H TAFT
he pooped on a cat
biomass production expert
Map-making
William Woolls has written: 'A contribution to the flora of Australia' -- subject(s): Botany