japanese hop: ornamental vine native to eastern Asia; cultivated for its variegated foliage
hop: twining perennials having cordate leaves and flowers arranged in conelike spikes; the dried flowers of this plant are used in brewing to add the characteristic bitter taste to beer
parity: (mathematics) a relation between a pair of integers: if both integers are odd or both are even they have the same parity; if one is odd and the other is even they have different parity