The word "puttiest" is a comparative form of the adjective "putty", which means soft and pliable like putty. The IPA phonetic transcription of "puttiest" is /ˈpʌt.i.ɪst/. The letter "u" in "putty" is pronounced as /ʌ/, the double "t" is pronounced as a glottal stop /ʔ/ and the "-iest" suffix is pronounced as /i.ɪst/. The spelling of "puttiest" follows the regular pattern of adding "-iest" suffix to adjectives of two or more syllables to indicate the superlative degree.
The word "puttiest" is the superlative form of the adjective "putty", which means resembling or characteristic of putty. The etymology of "putty" can be traced back to the Old English word "pytte", which meant "well" or "pit". Over time, the meaning of "pytte" evolved to refer to wet clay or loam. By the 17th century, "putty" came to be used specifically for a soft, dough-like substance used in sealing glass windows. The form "puttiest" indicates the highest degree or most extreme characteristic of being like putty.