Compatible with, or not damaging to (the compounded noun).
Generally warm, approachable and easy to relate with in character.
Inviting, characteristic of friendliness.
Without any hostility.
Of or pertaining to friendlies (friendly noun sense 2, below). Also applied to other bipolar confrontations, such as team sports.
Promoting the good of any person; favourable; propitious.
Being or relating to two or more natural numbers with a common abundancy.
Having an easy or accepting relationship with something.
A person or entity on the same side in a conflict.
A game which is of no consequence in terms of ranking, betting etc.
Unrelenting or unyielding in severity.
Unremitting, steady and persistent.