A somewhat formal term for a gift, often used in the context of ceremonial or respectful offerings. Less common in casual conversation than プレゼント or 贈り物.
I chose a mid-year gift at the department store.
Please wrap it as a gift.
進物 is an old-fashioned, formal word for a gift given out of courtesy or duty, while 贈り物 is the everyday, neutral term.
palace kitchen for final meal preparations (Heian period) · kitchen in a noble's manor
Composed of 進 (advance, offer) and 物 (thing). The exact historical derivation is uncertain, but the kanji suggest an item offered or presented to someone.