亢奮[koufun] excitement
興奮剤[koufunzai] stimulant
獅子奮迅[shishifunjin] being irresistible
奮い立つ[furuitatsu] to cheer up
奮う[furuu] to muster (e.g. one's courage)

奮って[furutte] energetically
奮起[funki] stirring
奮迅[funjin] impetuous dash forward
奮戦[funsen] hard fighting
奮闘[funtou] hard struggle

義憤[gifun] righteous indignation
公憤[koufun] public indignation
痛憤[tsuufun] strong indignation
悲憤慷慨[hifunkougai] indignant lamentation over the evils of the times
憤る[ikidooru] to be angry

憤慨[fungai] indignation
憤激[fungeki] fury
憂憤[yuufun] grief and anger
余憤[yofun] pent-up anger
憤怒[fundo] anger

インフラ開発[infurakaihatsu] infrastructure development
エンジン発動機[enjinhatsudouki] engine
バス発着場[basuhacchakujou] depot
発条[bane] spring (e.g. coil, leaf)
ロケット発射筒[rokettohasshatou] rocket launcher

異常発生[ijouhassei] plague
一触即発[isshokusokuhatsu] critical (touch and go) situation
一念発起[ichinenhokki] being resolved to (do something)
一発[ippatsu] one shot
一発かます[ippatsukamasu] to hit someone