My Suggestions

nyiiki

adv.

  1. alone, only. Alone; by oneself; only one remaining

Example: Ciana ciakwa, thiĩi mũgatũũre mũrĩ inyuiki, amu niĩ ndigĩĩtwo ndĩ nyiiki. (BAR 4:19) — Farewell, my children, farewell;