literally 'up' or 'above'; indicates position or movement to a higher place (used in Spanish and sometimes used as a loanword).

（副詞）「上へ」「上に」「上の方に」

an exclamation used to urge on, cheer, express excitement, or encourage — 'Up!', 'Come on!', 'Hurrah!'.

（掛け声・励まし）「行け！」「さあ！」「万歳！」