The word "paperruler" is spelled with three syllables - pa-per-ru-ler. The first syllable, "pa," is pronounced with the vowel sound in "cat" /æ/. The second syllable, "per," has the same vowel sound as "paper" /eɪ/. Finally, the last syllable, "ru-ler," is pronounced with the "oo" sound in "cool" /uː/. This word is a compound word, made up of the words "paper" and "ruler," and is used to describe a ruler made out of paper.
The word "paperruler" does not have an established etymology as it appears to be a combination of two separate words, "paper" and "ruler". "Paper" comes from the Latin word "papyrus", which refers to the writing material made from the pith of the papyrus plant. "Ruler" originates from the Old English word "rægle", meaning a straight strip or bar used to draw straight lines. Therefore, "paperruler" simply combines these two words to refer to a ruler made of paper or a ruler used for measuring paper.