yeast

(a) a type of fungus used for making bread rise or for making alcohol drinks; yeast plant

(a) イースト, こうじ酵母菌, 酵母菌

(b) the yellowish foam or froth, e.g. on beer, consisting of yeast cells and carbon dioxide; (β) any foam or froth, e.g. on sea waves

(b) (ビールなどの)泡; (β) (海の波などの)泡

(c) a cake or sweet bread containing yeast as a leavening agent; yeast cake

(c) 酵母を使ったパンケーキ

(a) something that causes agiation or excitenemt

(a) 刺激や活気を与えるもの, 影響を与えるもの

(b) a state of agitation or excitement; ferment

(b) 騒ぎ, 騒乱