(光景なら)a lively scene―(談話なら)―animated talk―(文体なら)―a vigorous style―(討論なら)―a spirited debate―(やり方なら)―an energetic way of doing things―(市場なら)―an active market
活気があること
活気がつく
気付いている
意気ごむこと
He is touched―cracked―crack-brained―unsound in mind―not in his right mind―out of his mind―out of his wits―out of his senses―off his head―not right in his head―wrong in the upper story―His wits are wandering―His reason wanders.
to give life to anything
気になるもの
the act of encouraging someone
気懸りになる
気が楽になる
激しくなること
気が狂っていること
意気盛んなこと
意気揚々とする
fill with high spirits