Synonym: brutal, cruel, ferocious, raging, savage, vicious, violent, wild. Antonym: gentle, meek, quiet. Similar words: per cent, perceive, perceived, percentage, perception, field, carrier, barrier. Meaning: [fɪrs /fɪəs] 
adj. 1. marked by extreme and violent energy 2. marked by extreme intensity of emotions or convictions; inclined to react violently; fervid 3. ruthless in competition 4. violently agitated and turbulent.
adj. 1. marked by extreme and violent energy 2. marked by extreme intensity of emotions or convictions; inclined to react violently; fervid 3. ruthless in competition 4. violently agitated and turbulent. 
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211. Agreement was only reached following a fierce debate over the question of radioactive waste.
212. Opposition is most fierce in states such as California that have already found ways to curb the cost of treating Medicaid patients.
213. A tongue is about the size of a bullet, but much more fierce and powerful. Anthony Liccione 
214. The fierce battle for Travnik was now over, the sources said.
215. But the winds became so fierce that the whole forest shook.
216. Lampard released the brake as soon as he heard the fierce crack of the first grenade.
217. A fierce debate arose among those trying to respond to the unfavourable economic and social effects of occupation.
218. Oxygen is a highly reactive gas(sentencedict.com), combining with many elements in a fierce explosive union we call fire or burning.
219. He ground out the cigarette and watched her, the burning need in him too fierce to ignore.
220. There followed a very fierce dispute between the Ancients and the Moderns.
221. There were few secondary schools in Rhodesia in the early 1950s so there was fierce competition for places.
222. Fierce Eyes watched her coldly, then nodded, then stared beyond her, at the denser wood.
223. Remember, too, that he is hardly ever a monopolist: he works in fierce competition with fellow scalpers.
224. Fears of large-scale coastal flooding were averted as the fierce winds shifted at the last minute.
225. Suddenly, it dredges up ghosts weighted down and buried in haste after a fierce battle.
226. He was a great horseman and he fed his horses human flesh to make them fierce in battle.
227. The recent arrivals were not in uniform, but were all armed and presented a fierce aspect.
228. They cooked strips of its meat over a fierce wood fire, but the old man's appetite was small.
229. People returned with stories of fierce wrangling between rival A-frame owners; there were too many of the damn things.
230. The first two impressions of the report sell out before publication, and there is fierce competition for the paperback rights.
More similar words: per cent, perceive, perceived, percentage, perception, field, carrier, barrier, supplier, frontier, force, source, percolate, merchant, enforce, by force, in force, commercial, resource, reinforce, at the mercy of, overcrowded, for certain, under control, enforcement.