past participle of bring upon

present participle of bring upon

Third-person singular simple present indicative form of reckon upon

simple past tense and past participle of reckon upon

present participle of reckon upon

Third-person singular simple present indicative form of hit upon

present participle of hit upon

to experience; to suffer. / to occur at some particular point in time. / to set upon; to attack suddenly

To attack someone. / To begin an activity; to embark upon a course of action.

present participle of bear upon