The conditioned truth is the smallest elements which is possible to arise and vanish by conditioning.
The conditioned wholesome truth can think of either living beings or lifeless things.
Non-anger, adosa is a conditioned wholesome truth only which conditioning each other with every each other wholesome elements.
Only non-anger on living beings is called loving kindness, compassion, metta when focusing on giving happiness to them.
The other non-angers is called patients, khanti.
When the practitioner can see through the truths and their processing by seeing dependent origination, they are automatically enduringly trust on karma and can't break 5 precept through that life.
This is the perfect basis of the compassion, an elements of 3 SammaSankappa (right thinking).
After really getting seeing the dependent origination, the non-angers must growing up only until the end of that life.
It is impossible for a practitioner who gotten seeing the dependent origination to say "I want to kill living being" even for keeping the truth because this is perfectly broken by automatically enduringly trust on karma.
Meditate Jhana with Pa-Auk Tawya and see Abhidhamma and Visuddhimagga for getting in detail.