"Put howl" is a rather unusual phrase, but there are several synonyms that could potentially provide a similar meaning. Depending on context, phrases like "let loose a scream," "unleash a howl," and "emit a shriek" could all be viable alternatives. In certain instances, other words like "belch" or "burp" might even fit the bill. Of course, the ideal synonym will depend on the specific connotations and tone that the speaker or writer wishes to convey. Regardless, the English language has plenty of options to choose from when searching for synonyms for "put howl".