Serotine is an adjective that means late in flowering or developing.
The Latin word sero (SAY roe) means late. Our word of the day has evolved from this to describe a person or thing that is late. But its most common use is in describing something or someone that is late in in developing.
Don’t be fooled by Lori’s Serotine progress. It may take a while for her to fully develop into a competent realtor, but I’m sure she’ll get there.