After, about, and above are all synonyms for upon. Beneath and under are antonyms of upon. And here are 31 another word for upon.
About, above, after, against, as for, as soon as, at the time of, atop, based on, close to, concerning, during, following, immediately after, in connection with, in consideration of, in light of, in relation to, in the midst of, in the presence of, in the wake of, near, on the subject of, on top of, on, over, regarding, subsequently, with respect to, and in view of are all synonyms for upon.
Upon synonym page has a variety of synonyms that differ in length. 1 synonym with 2, 6, 8, 10, 13, 14, 15, and 17 letters and 3 synonyms with 4, 9, and 12 letters. 4 synonyms with 5, and 7 letters and 2 synonyms with 11, and 16 letters. For a total of 29 another word for upon.
Upon arrival, we started exploring.
He relied upon her support completely.
She smiled upon seeing her friends.
They decided upon a new strategy.