ab-sen-ce	absence
ef-fi-ci-ent	efficient
cor-rect	correct
cor-rec-tly	correctly
cor-rec-tive	corrective
in-cor-rect	incorrect
on-ce	once
twi-ce	twice
un-der-stan-d	understand
un-der-stan-ding	understanding
mi-sun-der-stan-ding	misunderstanding
com-mu-ni-ty	community
com-mu-ni-ca-te	communicate
com-mu-ni-ca-ting	communicating
com-mu-ni-ca-tion	communication
com-mu-ni-ca-tive	communicative