Final answer:
The pilgrim with a wart on his nose and bristly red hairs who played the bagpipes in Geoffrey Chaucer's The Canterbury Tales is the Miller.
Step-by-step explanation:
The pilgrim you are asking about, who had a wart on his nose with bristly red hairs and played the bagpipes, is a character from Geoffrey Chaucer's The Canterbury Tales. This collection of 24 stories was written in Middle English by Chaucer at the end of the 14th century. It's a classic of English literature and provides a glimpse into medieval society. The particular character you are referring to is the Miller, described vividly in the General Prologue of the tales. Chaucer's work comprises various characters, each with distinctive traits that reflect their social standings and personalities.