寄き生せい火か山ざん

noun

parasitic volcano; parasite volcano

A smaller volcanic cone formed on the flank of a larger volcano, fed by the same magma system.

• 富ふ士じ山さんの山さん腹ぷくには多おおくの寄き生せい火か山ざんがある。

  There are many parasitic volcanoes on the slopes of Mount Fuji.