The word "wasbian" is a relatively new term coined in recent years. The spelling of this word is based on the combination of two words: "was" and "lesbian." The IPA phonetic transcription of "was" is /wʌz/, while "lesbian" is transcribed as /ˈlɛzbiən/. When these two words are merged, the "s" sound in "was" is pronounced as "z," resulting in the pronunciation /ˈwʌzbiən/. This word is used to describe someone who identified as a lesbian in the past but now identifies as heterosexual or is in a heterosexual relationship.
The term "wasbian" is a portmanteau of the words "wannabe" and "lesbian". It is not a widely recognized or formal term in linguistics, but rather a colloquial expression used to describe someone who claims or pretends to be a lesbian, usually for attention or to appear more progressive or trendy. As a result, it is difficult to trace the etymology of this word in a traditional sense, as it is likely an informal creation within contemporary language and may not have a specific origin or history.