Below are the words that matched your query...
Undistributed
- (of investments) not distributed among a variety of securities  
 
Undividable
- cannot be divided without leaving a remainder  
 
Undocumented
- lacking necessary documents (as for e.g. permission to live or work in a country); "undocumented aliens"; "undocumented tax deductions"  
 
Unregistered
- (a boat or vessel) not furnished with official documents  
 - not registered; "an unregistered citizen"  
 - (of animals) not recorded with or certified by an official breed association; "unregistered dairy cattle"  
 
Unservile
- not servile or submissive  
 
Unsubmissive
- not servile or submissive  
 
Under
- lower in rank, power, or authority; "an under secretary"  
 - located below or beneath something else; "nether garments"; "the under parts of a machine"  
 - further down; "see under for further discussion"  
 - down below; "get under quickly!"  
 - below the horizon; "the sun went under"  
 - below some quantity or limit; "fifty dollars or under"  
 - in or into a state of subordination or subjugation; "we must keep our disappointment under"  
 - down to defeat, death, or ruin; "their competitors went under"  
 - into unconsciousness; "this will put the patient under"  
 - through a range downward; "children six and under will be admitted free"  
 
Undramatic
- lacking dramatic force and quality; "moved with quiet force and undramatic bearing"  
 
Unspectacular
- not spectacular; "an unspectacular but necessary task"