1. somersault

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

2. returning from a destination right after arriving there, non-stop round trip, round trip without an overnight stop

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

3. abrupt change of direction

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