#oigo#, pres. ind. of #oir#.

#oir#, to hear.

#ojo#, m. eye.

#oleada#, f. big wave.

#oloroso, -a#, aromatic.

#olvidarse#, to forget; #iban olvidándose#, were gradually being forgotten.

#omitir#, to omit.

#operar#, to work, operate.

#opinar#, to have the opinion, believe, think.

#oponer#, to oppose.