Trivial, trifling or of little importance.
Having no force, inoperative, ineffectual.
Removable from a computer program with safety, but harmless if retained.
Ineffective, invalid or futile.
Ignorable; of little significance or value.
Commonplace, ordinary.
Pertaining to the trivium.
Relating to or designating the name of a species; specific as opposed to generic.
Self-evident.
Concerned with or involving trivia.
Of, relating to, or being the simplest possible case.
Indistinguishable in case of truth or falsity.