おわってなさすぎ
There's te-form for owarimasu, and I see sugiru form. What does the "nasasugi" part mean?
おわってなさすぎ
There's te-form for owarimasu, and I see sugiru form. What does the "nasasugi" part mean?
おわっていない = unfinished.
すぎる is a conjugation attached to the stem of a verb to mean "too much". However, when すぎる follows a negative form, ない becomes なさすぎる.
Therefore おわってなさすぎる would mean "__ is too unfinished", and おわってなさすぎ is its stem.