flim·si·ness
noun/ˈflɪmzinəs/
/ˈflɪmzinəs/
[uncountable]- the fact of being badly made and not strong enough for the purpose for which it is used
劣质的；不结实的 - the quality in material of being thin and easily torn
薄而易损坏的 - the fact of being difficult to believe
不足信的