What's the difference between drone and throve?

Drone

Definition:

(v. i.) The male of bees, esp. of the honeybee. It gathers no honey. See Honeybee.
(v. i.) One who lives on the labors of others; a lazy, idle fellow; a sluggard.
(v. i.) That which gives out a grave or monotonous tone or dull sound; as: (a) A drum. [Obs.] Halliwell. (b) The part of the bagpipe containing the two lowest tubes, which always sound the key note and the fifth.
(v. i.) A humming or deep murmuring sound.
(v. i.) A monotonous bass, as in a pastoral composition.
(n.) To utter or make a low, dull, monotonous, humming or murmuring sound.
(n.) To love in idleness; to do nothing.

Example Sentences:

(1) They include two leading Republican hopefuls for the presidential race in 2016, Rand Paul and Marco Rubio; three of them enjoy A+ rankings from the NRA and a further eight are listed A. Rand Paul of Kentucky The junior senator's penchant for filibusters became famous during his nearly 13-hour speech against the use unmanned drones, and he is one of three senators who sent an initial missive to Reid , warning him of another verbose round.
(2) Drones and helicopter strikes are not equipped with political night-vision.
(3) Last month following a visit to Islamabad Ben Emmerson QC, the UN's special rapporteur on counter-terrorism and human rights, said he had been given assurances that there was no "tacit consent by Pakistan to the use of drones on its territory".
(4) They tried to follow the drones, but lost them.” “Immediately after Cazeneuve’s statement, there were two overflights and the day after that, there were seven,” he added.
(5) There was already simmering anger over the deaths of civilians in US drone attacks aimed at alleged terrorists inside Pakistan and over an incident in February in which a CIA contractor, Raymond Davis, shot dead two men on the street in Lahore he said were trying to rob him.
(6) Drones are not only provocative and illegal in international law but have also led to the killing of many innocent civilians in other countries that has had a serious impact on how the US is perceived in the region.
(7) Other kinds of intelligence, particularly that on the effect of drone attacks on the leadership of al-Qaida and its allies in Pakistan , also suggest that the frontier zone is not the sanctuary it once was.
(8) Unmanned drones help enormously with this problem as they can be operated via satellite from thousands of miles away and dramatically lower the risk to British forces.
(9) He says that two dozen Delta Force commandos, Black Hawk helicopters, drones and fighter jets were involved in the rescue, adding “but we weren’t there”.
(10) I don’t do the social media myself, so who knows.” The Pentagon said the drone, also described as a “glider” or unmanned underwater vehicle, was deployed by civilian contractors aboard the USNS Bowditch, a scientific research ship.
(11) Other governments have been notably more receptive to the idea of semi-autonomous drones.
(12) The ACLU is currently involved in a legal battle with the US government over the legal memo underlying the controversial targeted killing programme, the basis for drone strikes that have killed American citizens and the process by which individuals are placed on the kill list.
(13) Last month, an unmanned drone strike in Pakistan near the Afghan border killed one of Jalaluddin Haqqani's sons – Badruddin, who was considered a vital part of the Haqqani structure.
(14) Somehow, despite all this, the Obama administration thinks it can “destroy” Isis, though, as the Post noted , the US government has not been able to destroy al-Qaida or any terrorist group in the last decade “through two wars, thousands of drone strikes and hundreds of covert operations around the world.” The only question now is how far this Forever War against Isis goes.
(15) Flirtey is yet to receive regulatory approval from the Civil Aviation Safety Authority (Casa) – it first contacted the regulatory body on Thursday – and the drones can fly only 3km before needing to recharge, but the company is confident improvements in the technology will increase its reach.
(16) The legal action, brought by the law firm Leigh Day & Co and the legal action charity Reprieve, is directed against Hague on behalf of Noor Khan, whose father was killed in a US drone strike in Pakistan last year.
(17) The past week has seen a significant increase in air strikes and renewed drone attacks.
(18) and the laws of this country.... We're depriving American citizens of their life when we target them in drone attacks," King says.
(19) In the letter, Gadahn – who the White House has announced was killed in a US drone stike in January – told the al-Qaida leader that Benjamin Franklin had never been a president of the United States and warned that if he or Ayman al-Zawahiri, Bin Laden’s deputy, made the mistake in propaganda speeches, their credibility would suffer.
(20) A year ago, the United Nations Population Fund (UNFPA) and the Ghanaian health service conducted a pilot initiative, using drones to deliver contraceptives to women in remote rural areas.