The best replacement for nervous is anxious.

The best alternatives to nervous are rated as following:
★★★★★  anxious
★★★★  anxiety
★★★  scared
★★★  not interested
★★  endocrine system
★★  excited
★★  endocrine
★  worried
★  uninterested
★  upset
  parasympathetic
  tense
  jumpy
  hormonal

Your alternative for nervous is not listed? Suggest!
Speaking about nervous, one probably shouldn't forget about public speaking.

Other search terms related to nervous and their ratings are:
★★★★★ public speaking
★★★ crush
★★★ girls
You have in mind a companion for nervous and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of nervous in all years. Click on graph for more.
nervous
anxious
anxiety