Synonym: badly, earnestly, gravely, in earnest, severely. Similar words: imperiously, mysteriously, curiously, furiously, serious, notoriously, laboriously, vicariously. Meaning: ['sɪrɪəslɪ /'sɪər-] 
adv. 1. in a serious manner 2. to a severe or serious degree.
adv. 1. in a serious manner 2. to a severe or serious degree. 
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211. Now Orca Strike can directly destroy a refinery or seriously damage a Tech Center.
212. All right, seriously, you're starting to piss me off now.
213. Toll plaza on highway has seriously influenced on highway operation and management.
214. This CAT has seriously Psychopathy, KEEP OFF unless you are a Psychopathy Specialist.
215. High content of sulphur and phosphorus impurities can seriously affect the quality of pig iron products.
216. This has seriously hindered the development of the Chinese venture capital industry.
217. Now,(sentencedict.com) many fine traditions have been discarded and the army is seriously bloated organizationally.
218. The first, prefectural leader takes farmer burden problem seriously highly.
219. But scenic and area near city has also a series of urbanized menace, seriously comminuti.
220. The oil slick in the Persian Gulf seriously threatened the marine life around the sea.
221. Will future investors really take investment banks seriously when they proffer advice about risk management?
222. A greater current will overheat and seriously damage the generator having the smaller capacity.
More similar words: imperiously, mysteriously, curiously, furiously, serious, notoriously, laboriously, vicariously, precariously, lugubriously, victoriously, seriousness, riotously, piously, copiously, viciously, dubiously, anxiously, obviously, tediously, officiously, cautiously, previously, imperious, tenaciously, obnoxiously, ferociously, consciously, vivaciously, voraciously.