1. being buried

noun (common) (futsuumeishi) noun or participle which takes the aux. verb suru intransitive verb

2. remaining unknown, being forgotten

noun or participle which takes the aux. verb suru noun (common) (futsuumeishi) intransitive verb

3. being absorbed (e.g. in research), being immersed

noun or participle which takes the aux. verb suru noun (common) (futsuumeishi) intransitive verb