acid
acerbity; ache; acid; grieved; pedantic; sour; tartness
【化】 acid
【医】 acidum
be similar to; genus; kind; species
【医】 group; para-; race
material; matter; substance
【化】 matter; substance
【医】 hylo-; mass; massa; materia; material; materies; matter; principle
substance; substantia