English Word Root: under

under, below
Each root has sample words and meanings. Click the Example button, you can get lots of sentences selected from classic works and modern media.
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 Word Samples
1 underachiever   Speak   Example Sentences
n. someone who is less successful than they should be at school or at work
2 undercharge   Speak   Example Sentences
v. charge below or under; charge less than is usual or suitable
3 undercover   Speak   Example Sentences
a. working secretly using a false appearance to get information for the police
4 underestimate   Speak   Example Sentences
v. make too low an estimate of the quantity; undervalue
5 undergarment   Speak   Example Sentences
n. a garment worn under other garments
6 undergo   Speak   Example Sentences
v. experience; suffer; pass through
7 undergraduate   Speak   Example Sentences
n. a university student who has not yet received the first degree
8 underground   Speak   Example Sentences
a. under the level of the ground; buried
9 underhanded   Speak   Example Sentences
a. short-handed; clandestine; marked by deception
10 underlie   Speak   Example Sentences
v. be located under or below; be the support or basis of; account for
11 underlying   Speak   Example Sentences
a. lying under or beneath something; basic; implicit; taking precedence; prior
12 undermine   Speak   Example Sentences
v. weaken by wearing away base or foundation; injure or impair; dig a mine or tunnel beneath
13 underneath   Speak   Example Sentences
ad. under or below an object or a surface; lower down on the page
14 underrate   Speak   Example Sentences
v. make too low an estimate of
15 underscore   Speak   Example Sentences
v. draw a mark or line under; emphasize; stress
16 undersized   Speak   Example Sentences
a. smaller than normal for its kind
17 understood   Speak   Example Sentences
v. (past tense) perceive the intended meaning
18 undertake   Speak   Example Sentences
v. take on; embark on; assume
19 undertaking   Speak   Example Sentences
n. task or assignment undertaken; career
20 underwater   Speak   Example Sentences
a. submarine; beneath the surface of the water
21 underweight   Speak   Example Sentences
a. weighing less than usual, very thin
22 underwrite   Speak   Example Sentences
v. write under something else; subscribe; assume financial responsibility for; guarantee against failure