De-camp means to depart or leave in haste, but there are several antonyms for this word that could be used in different contexts. If you want to express the opposite of de-camp, you could use words like stay, remain, or linger. These words indicate a state of being present or sticking around, rather than leaving abruptly. Alternatively, you could use words like arrive, enter, or come, which suggest a movement towards a place or joining a group. Another antonym for de-camp is settle, which implies a long-term commitment or establishment in a particular place. These antonyms can help you convey different shades of meaning when writing or speaking about departure or arrival.