prohlaoval
Prohlaoval is a past tense form of the Czech verb prohlásit (to declare), appearing as the masculine singular in some dialects and in historical texts. In contemporary standard Czech, the ordinary past tense forms are prohlásil (perfective) and prohlašoval (imperfective). Therefore prohlaoval is considered nonstandard or archaic and is rarely used in modern writing.
The form is attested most often in regional varieties of Czech or in older corpora, where phonetic
For learners and editors, the recommended practice is to replace prohlaoval with the standard prohlásil or