Third-person singular simple present indicative form of hit upon

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 hit upon

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

To influence, have an effect upon. / To be relevant to.

To appeal to, make a demand of, rely on; to utilize or make use of, as a source.

(formal) To base on.