Verbs ending in -onar follow the conjugation pattern of regular verbs in -ar except for alternation in stem "o" -> "ue" in 1st, 2nd, 3rd pers.sg. and 3rd pers.pl. in imperative, indicative and subjunctive present: sonar / suena, atronar / atruena, except for personar and its derivatives, malsonar, unisonar, apisonar, arrequesonarse, artesonar. The verbs tronar, retronar, atronar follow this conjugation pattern. The verb tonar and its derivatives are regular: detonar / detona
8 verbs follow this model. Below an extract:
To see other models, refer to Model Table
Based on the ending, you can identify features that different verbs have in common. Click on the verbs above to see their conjugation tables and explore their conjugation patterns.