an attempt; an endeavor; striving

菓子(かし) (kashi, “sweets; cake; pastry”) that accompanies (is served with) tea; tea dessert; teacake

knowledge or understanding of tea ceremony / a sense of refinement, elegance / mischievousness, playfulness, teasing

tea party

teaware

to take a tea break / (idiomatic) to make fun of, to make light of

room rent

(Internet slang) dirty room

at-home clothes

an adult son residing with his parents; generally has not yet or can not come into family inheritance / a female servant working in a daimyō, ōoku, or other high-ranking house