Footage is commonly used on the news. Footage is part of a video. Clip is commonly used as part of a video, a minute or so.
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A video is more likely to be anything that contains moving pictures like the ones which you watch on social media platforms.
Synonym for image image is a picture that does not move.
Pretty much the same thing. |i suppose a gif could be called footage, but footage is usually used for something more serious.
