So far as the distinction between an allegory and metaphor is concerned, the two manage to belong to a similar group of figures of speech. The explanation is usually that each imply comparison. Moreover, metaphorical language can affect feelings and psychological health and fitness. For instance, describing depression as "drowning" https://metafora65207.win-blog.com/15148334/the-smart-trick-of-metafora-that-nobody-is-discussing