殖やす
ふやす · fuyasu · JLPT N3 · verb-godan
to increase
🐇🌱 殖 as in 繁殖 (breeding): fuyasu = make things multiply, like rabbits
殖やす is the breeding-and-growing kind of increase: livestock, plants, or money earning interest. The everyday word for adding more is 増やす, which has the same reading. Sound hook: few? yah, soon more!