Similar words: nervous, nervously, nervous system, callousness, arduousness, cautiousness, righteousness, consciousness. Meaning: ['nɜrvəsnɪs /'nɜːv-] 
n. 1. the anxious feeling you have when you have the jitters 2. an uneasy psychological state 3. a sensitive or highly strung temperament.
n. 1. the anxious feeling you have when you have the jitters 2. an uneasy psychological state 3. a sensitive or highly strung temperament. 
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1, He laughed to cover his nervousness.
2, Her face betrayed her nervousness.
3, His nervousness was manifest to all those present.
4, She laughed to cover her nervousness.
5, Adjusting your tie is often a sign of nervousness.
6, With great nervousness she followed him.
7, His nervousness was obvious right from the start.
8, I smiled warmly so he wouldn't see my nervousness.
9, He found himself chattering away out of nervousness.
10, The party had been overlaid with a certain nervousness.
11, In her nervousness she stumbled over her words.
12, He spoke up without the slightest sign of nervousness.
13, I was babbling from nervousness.
14, I could sense his nervousness.
15, An outward show of confidence concealed his nervousness.
16, She laughed to hide her nervousness.
17, His nervousness came through when he spoke.
18, The shakes of the speaker's hands betrayed his nervousness.
19, His voice betrayed his nervousness.
20, Her over-confident attitude was a cover for her nervousness.
21, Her nervousness was communicating itself to the children.
22, He hoped that his nervousness would go unnoticed.
23, He betrayed nervousness by stammering.
24, Mike's nervousness showed in his voice.
25, She managed to speak without betraying her nervousness.
26, Her nervousness quickly disappeared once she was on stage.
27, He tried to hide his nervousness.
28, Her nervousness began to tell as soon as she entered the room.
29, He felt some nervousness at the prospect of meeting her.
30, Every actor ought to know his lines backwards before he goes on stage,(http://sentencedict.com/nervousness.html) as nervousness may make him forgetful.
More similar words: nervous, nervously, nervous system, callousness, arduousness, cautiousness, righteousness, consciousness, fastidiousness, meticulousness, capriciousness, pretentiousness, stream of consciousness, fervour, carelessness, uselessness, tactlessness, selflessness, faithlessness, limitlessness, powerlessness, pervasiveness, fervor, reservoir, earnestness, nerve, hornet's nest, aggressiveness, nerves, grievous.