excu

Antonym:

incu

Etymology:

ex + -cu

ex: (p) out, outside (of)
-cu: (b.nenoj xfik) intransitive verb marker, become, get, turn (into)

Rhyming Words not Ending in -cu

:

bonmorcu: (b) euthanasia
cucu: (b) nipple
kawcu: (b) rubber
motsukawcu: (b) eraser, rubber