There are expressions, compounds and such which only appear in the commentarial literature.
If one accepts that these commentaries were written in Sri Lanka, then it would seem that the utilisation of Pali did continue to evolve upon reaching Sri Lanka.
"Do not force others, including children, by any means whatsoever, to adopt your views, whether by authority, threat, money, propaganda, or even education." - Ven. Thich Nhat Hanh
"The uprooting of identity is seen by the noble ones as pleasurable; but this contradicts what the whole world sees." (Snp 3.12)
"You've got to focus on what's really worthwhile in life, which means resisting a lot of the currents in our culture" (Thanissaro)