The word "Clasby" is an uncommon name that can be spelled using IPA phonetic transcription as /klæzbi/. The "c" is pronounced as a "k" sound, while the "s" and "b" are both pronounced normally. The "a" is pronounced as a short "a" sound, while the "y" at the end is pronounced as an "ee" sound. While the spelling of this word may be unusual, its pronunciation follows the general rules of English phonetics.