The slang term "schnoz" is typically used to refer to a person's nose, and it can be considered a bit vulgar or irreverent. However, there are plenty of other words that can be used to describe this feature without resorting to such crassness. Synonyms for "schnoz" might include more formal terms like "nasal appendage", "proboscis", or "olfactory organ", as well as playful or descriptive terms like "sniffer", "snoot", "beak", "hooter", or "nostril nozzle". Each of these synonyms brings its own unique tone, from the whimsical to the scientific, and can help to add more interesting and varied descriptions to your writing or speech.