vex

v. anger, irritate, exasperate; puzzle, confuse and concern

The Vex Robotics Design System is a robotic kit intended to introduce students as well as adults to the world of robotics. The Vex Robotics Design System is centered around the Vex Starter Kit (which retails for about USD $300). This kit comes with the Vex "brain" (a microcontroller), a hobby-grade remote control, various sensors, various electric motors and a servo, and structural parts. Additional sensors, wheels, tank treads, and other add-ons can be purchased separately.
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Virgin Express was an airline which was created within the Virgin Group. It operated flights mainly to southern Europe from their hub at Brussels Airport. Ticket sales are mainly through the Internet. The airline has merged with SN Brussels Airlines to form Brussels Airlines which started operations on 25 March 2007 
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(v. t.)
To twist; to weave.
  

(v. t.)
To to/s back and forth; to agitate; to disquiet.
  

(v. t.)
To make angry or annoyed by little provocations; to irritate; to plague; to torment; to harass; to afflict; to trouble; to tease.
  

(v. i.)
To be irritated; to fret.
  

Verb
1. cause annoyance in; disturb, especially by minor irritations; "Mosquitoes buzzing in my ear really bothers me"; "It irritates me that she never closes the door after she leaves"
(synonym) annoy, rag, get to, bother, get at, irritate, rile, nark, nettle, gravel, chafe, devil
(hypernym) displease
(hyponym) get, get under one's skin
(verb-group) chafe
(derivation) irritation, annoyance, vexation, botheration
2. disturb the peace of mind of; afflict with mental agitation or distress; "I cannot sleep--my daughter's health is worrying me"
(synonym) worry
(hypernym) perturb, unhinge, disquiet, trouble, cark, distract, disorder
(hyponym) misgive
(cause) worry
(verb-group) worry
(derivation) concern, worry, headache, vexation
3. change the arrangement or position of
(synonym) agitate, disturb, commove, shake up, stir up, raise up
(hypernym) move, displace
(hyponym) beat, scramble
4. subject to prolonged examination, discussion, or deliberation; "vex the subject of the death penalty"
(hypernym) debate, deliberate
5. be a mystery or bewildering to; "This beats me!"; "Got me--I don't know the answer!"; "a vexing problem"; "This question really stuck me"
(synonym) perplex, stick, get, puzzle, mystify, baffle, beat, pose, bewilder, flummox, stupefy, nonplus, gravel, amaze, dumbfound
(hypernym) confuse, throw, fox, befuddle, fuddle, bedevil, confound, discombobulate
(hyponym) stump, mix up