This descriptive qualitative research aimed to describe the use of official spoken language in online learning on Class A of Kindergarten of Universitas Muhammadiyah Purwokerto. The data of this research included the teacher's and students' conversations during the learning process which were collected using the observation method with the Uninvolved Conversation Observation technique and continued with recording technique using an audio recorder in which the record would be transcribed into the written form using the noting technique. The data were then analyzed using segmenting immediate constituent technique and continued with the substitution technique. Finally, the data analysis results were presented informally. The findings of this research included standard words from the perspective of pronunciation, spelling, grammar, and national. Meanwhile, the use of official spoken languages variety from a foreign perspective was not found in this research. On the other hand, there were 76 non-standard words found consisting of (1) 25 non-standard words from a pronunciation perspective including 10 words on phoneme /a/ that changed to /?/, 4 words on phoneme/i/that change to/e/,1 word on phoneme/f/that changed to/p/,3 words on diphthongs/ai/that changed to /e/,3 words on diphthongs/au/that changed to/i/, and 4 words on consonants /h/that disappeared;(2)7 non-standard words from spelling perspective;(3) 19 grammatical standard words;(4)25national standard words; and(5)0 use of the foreign standard word.