What does "excrescent" mean?

A growing mutation, usually abnormal.

What is a synonym for "excrescent"?

Common synonyms include: abnormal, appendage, appendaged, bold, eminent, excessive.

Pronounced //ɪkˈskɹɛs(ə)nt//.

/ɪkˈskɹɛs(ə)nt/ adj, noun

adj, noun ·Rare ·Advanced level

Noun

1
A growing mutation, usually abnormal.
2
A sound in a word without etymological reason. historical
""B" in "nimble" is an excrescent."

Adjective

1
Growing out in an abnormal or morbid manner or as a superfluity.
"Expunge the whole, or lop th' excrescent parts."

Adjective

""B" in "nimble" is an excrescent."

From Latin excrēscēns, present participle of excrēscō.