Regular / Irregular / Spelling Changes / Conjugations / Tenses
conjugate
A spelling change alone (busqué, llegué, abracé) does not make a verb irregular; the changed letters show in red in the tables.
observar to observe
obtener to get/obtain
ocupar to occupy
ocurrir to occur/happen
odiar to hate/detest
ofrecer to offer
oler to smell
olvidar (to forget)
organizar (to organize)
oír (to listen/hear)
