volleyball 词根vol=fly fly-vlo-vol
Voldemort来自法语 vol de mort音译伏地魔，vol-fly ,字面意思飞离死亡。
A game played by two teams on a rectangular court divided by a high net, in which both teams use up to three hits to ground the ball on the opposing team's side of the net.
The inflated, spherical ball used in this game.
n. 排球

volatile
Chemistry. Evaporating readily at normal temperatures and pressures. That can be readily vaporized.
Tending to vary often or widely, as in price
Inconstant; fickle: a flirt's volatile affections.
Lighthearted; flighty: in a volatile mood. Ephemeral; fleeting.
Tending to violence; explosive: a volatile situation with troops and rioters eager for a confrontation.
Flying or capable of flying; volant.
adj. [化学] 挥发性的；不稳定的；爆炸性的；反覆无常的；飞逝的;短暂的
n. 挥发物；有翅的动物

例句：
The situation in that area was tense, dangerous and volatile.
该地区的局势紧张、危险,且有一触即发之势。

volitant = volant
Flying or capable of flying.
Moving about rapidly.
adj. 能飞的；飞的；快速活动的

volante
moving with light rapidity ,used as a direction in music
adv., adj.[意大利语]【音乐】轻快的(地)

Volans
A constellation in the polar region of the celestial Southern Hemisphere near Carina and Dorado.
n. 飞鱼座（星座名称）。

背景知识
这个南方星座拥有若干四等星和五等星。它是1595-1597年间由荷兰航海家皮特·科瑟和弗雷德里克·德·豪特曼发现的。海员们对这种有着大胸鳍的鱼类印象极深，它们可以在水面上飞掠数百码的距离。在东方和北方,飞鱼座与船底座接壤；它位于Avior(船底座ε星)以南，Miaplacidus(船底座β星)以西。飞鱼座在热带以北是看不见的。它的最亮星是β星(3.77,橘色)，勉强亮过α星(4.00,白色)。飞鱼座的午夜顶点在1月中旬。

volar palm p-v a-o
relating to the palm of the hand or the sole of the foot specifically
pertaining to or used for flight
adj. 手掌的，足底的；属于飞行的

例句：
Doctor Walker is an expert in volar fracture.
沃克医生是手脚骨折方面的专家。