The opposite of self-justification is self-reflection or self-awareness. Self-justification involves defending or rationalizing one's actions or beliefs, often without critical examination. In contrast, self-reflection involves introspection and a willingness to acknowledge and learn from mistakes or shortcomings. It requires a level of humility and openness to personal growth and change.
The "lack of justification" could be expressed as "groundlessness" or possibly irrationality.
self Preservation
The opposite of the absolute value of -8 is -8. This assumes that "opposite" refers to additive inverse, although there is no justification for such an assumption.
Dependency The opposite of self reliance is being dependent, ineptitude.
The opposite of self-confident could be unsure, uncertain, timid, or self-doubting.
The opposite word for self-effacing is "boastful" or "self-aggrandizing." This refers to someone who promotes themselves excessively and without humility.
The opposite of self-aware would be self-unaware or lacking self-awareness. This means not having the ability to recognize and understand one's own thoughts, feelings, and behaviors.
Modest.
Dependent
Random is not the opposite of arbitrary. The opposite of random is deterministic or non-random; the opposite of arbitrary is kind of hard to pin down in one word, but the opposite of arbitrary would be something like "decided by reasoned argument with a good amount of justification". "Deliberately" is a close match.
The opposite of independence (self sufficiency) would be dependence. The opposite of independence (freedom) would be slavery.
Together,group,etc.