You searched for:
“speciating”
speciate, speciates; speciated; speciating (verbs)
To form or to develop into new biological groups: "The birds that had a common ancestry speciated over many years and evolved into new species that were suited or adapted to their environments."
This entry is located in the following unit:
spec-, spic-, spect-, spectat-, spectro- -spectr, -spectful, -spection, -spective
(page 9)