1 ? Keep quiet? Modesty, not pretentious, not showing off; Gracious
2 ? Not committed? Not bound by (policies, practices, groups, etc.). ); Not committed; Attempted; Not imprisoned
3 ? Unbridled? Unscrupulous, unscrupulous and immoral; Having no moral conduct; at random
4 ? Unfortunately? Accidental; Not smooth; Stubbornness sly/tricky
5 ? Conscience? Unreasonable, unreasonable, excessive; No conscience
6 ? Enduring? Eternity; Infinite; Reliable; certain
7 ? Don't know the world? Not familiar with the world, not good at dealing with the world.
8 ? Unknown? Unknown, not marked on the map.
9 ? Pure? Pure; Undoped; Pure; genuine
10 ? Undetermined? Unresolved; Undetermined; (weather, etc) unstable; hesitate to move forward
1 1 ? Uncivilized? Primitive; Uncomfortable; Uncivilized; barbaric
12 ? No culture? Without a good education; Lack of education; Have no formal education; Never went to school.
13 ? Unfair? Unfair; Unfair; Not trustworthy.
14 ? Unofficial? Unofficial, informal; Not as an official event
15 ? No ambition? Have no extravagant hopes
16 ? Unlimited? Infinite; Countless; Too much, excessive; absolute
17 ? Unconditional? Unconditional, absolute; Unlimited; uncensored
18 ? Not ashamed? Not ashamed; Not shy; Indifference; Careless
19 ? Unfortunately? Unfortunately, unlucky; Unlucky; Unsuccessful; Unfortunately, sad; unfortunate
20 ? Inequality? Inequality; Uneven; Irregular; Incompetence; Unequal person
2 1 ? Unreal? Not true, false; Fantasy, fiction; Unrealistic; imaginary