The word "Oscitantly" is spelled with "o-s-c-i-t-a-n-t-l-y". The IPA phonetic transcription of this word is /ˈɑːsɪtəntli/. This word is derived from the Latin word "oscitare" which means "to yawn". It is an adverb used to describe something that is done in a bored or indifferent manner, such as "He worked oscitantly through the day". The spelling of this word can be a bit tricky, but once you know the origin and the phonetic transcription, it becomes much easier to remember.