el kirel a expr.

• about; concerning; for (someone's) benefit.

From root word kirel n.poss.3s

• his/her obligation; duty; calling; he or she must or has to; one's business; what concerns one; level or height (reached by water, etc.).
• kirel a ultebechel ua isei; kirel el ngii a mong, kau a kirem el melutk.

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