The word "pulicid" is often misspelled due to its uncommon use in everyday language. It refers to any creature, such as a flea or louse, that feeds on the blood of mammals. The spelling of "pulicid" is determined by its origin from the Latin word "pulicis" meaning flea. It is pronounced as /ˈpjuːlɪsɪd/. The correct spelling of "pulicid" can be easily remembered by breaking it down phonetically, with emphasis on the first syllable "pew" and the ending "cid."