Spoiled is a related term of unsuitable.
As adjectives the difference between spoiled and unsuitable
is that spoiled
is of food, that has deteriorated to the point of no longer being usable or edible while unsuitable
is not suitable; unfit; inappropriate.
As a verb spoiled
Of food, that has deteriorated to the point of no longer being usable or edible.
Having a selfish or greedy character due to pampering.
* Much more common in US than "(spoilt)".
* About as common as "spoilt" in UK.
Not suitable; unfit; inappropriate.