brook
ball
One word that rhymes with "cup" and starts with "B" is "blup."
bule
Butt, buzzcut
resilient
bundamentalls
Beer, and Book of the Dead
Bear starts with the letter B
break
A word that rhymes with blue and starts with B is "blew," which is the past tense of the verb "blow."
A book title that starts with the letter B is the Bible.
There are no words that start with B and rhyme with abrasive.