allowable — If people decide that something is allowable, they let it happen without trying to stop it.
condonable — to disregard or overlook (something illegal, objectionable, or the like): The government condoned the computer hacking among rival corporations.
defensible — An opinion, system, or action that is defensible is one that people can argue is right or good.
mis-explained — to make plain or clear; render understandable or intelligible: to explain an obscure point. Synonyms: explicate. Antonyms: confuse.
fair — free from bias, dishonesty, or injustice: a fair decision; a fair judge.
forgivable — to grant pardon for or remission of (an offense, debt, etc.); absolve.
justifiable — capable of being justified; that can be shown to be or can be defended as being just, right, or warranted; defensible: justifiable homicide.
minor — lesser, as in size, extent, or importance, or being or noting the lesser of two: a minor share.
moderate — kept or keeping within reasonable or proper limits; not extreme, excessive, or intense: a moderate price.
okay — to put one's endorsement on or indicate one's approval of (a request, piece of copy, bank check, etc.); authorize; initial: Would you OK my application?
pardonable — kind indulgence, as in forgiveness of an offense or discourtesy or in tolerance of a distraction or inconvenience: I beg your pardon, but which way is Spruce Street?
passable — capable of being passed through, beyond, or over; fit to be traversed, penetrated, crossed, etc., as a road, forest, or stream.
permissible — that can be permitted; allowable: a permissible amount of sentimentality under the circumstances; Such behavior is not permissible!
plausible — having an appearance of truth or reason; seemingly worthy of approval or acceptance; credible; believable: a plausible excuse; a plausible plot.
reasonable — agreeable to reason or sound judgment; logical: a reasonable choice for chairman.
remittable — to transmit or send (money, a check, etc.) to a person or place, usually in payment.
slight — small in amount, degree, etc.: a slight increase; a slight odor.
specious — apparently good or right though lacking real merit; superficially pleasing or plausible: specious arguments.
temperate — moderate or self-restrained; not extreme in opinion, statement, etc.: a temperate response to an insulting challenge.
tenable — capable of being held, maintained, or defended, as against attack or dispute: a tenable theory.
trivial — of very little importance or value; insignificant: Don't bother me with trivial matters.
understandable — capable of being understood; comprehensible.
venial — able to be forgiven or pardoned; not seriously wrong, as a sin (opposed to mortal).
vindicable — capable of being vindicated: a vindicable expedient.