pelao
bald
pelo
hair
+
-ado
past participle suffix (removed)
Pelao means bald and can be thought of as pelo0 (hair0) + -ado1 (past participle suffix1, shortened to '-ao'), implying 'hair removed'.
adjective
- baldBald, hairless, or having very little hairMi abuelo es completamente pelao. // My grandfather is completely bald.