anormal büyüyen

listen to the pronunciation of anormal büyüyen
Турецкий язык - Английский Язык
excrescent
A sound in a word without etymological reason

B in nimble is an excrescent.

Something growing, usually abnormally, out of something else
{a} growing out irregularly
{s} growing excessively; redundant, superfluous
Growing out in an abnormal or morbid manner or as a superfluity
forming an outgrowth (usually an excessive outgrowth)