佳宴[kaen] congratulatory banquet
佳客[kakyaku] good visitor
佳境[kakyou] climax (story)
佳句[kaku] beautiful passage of literature
佳景[kakei] beautiful view

佳月[kagetsu] good month
佳言[kagen] good words
佳肴[kakou] delicacy
佳作[kasaku] good piece of work

おけさ節[okesabushi] style of Japanese folk song associated with Niigata Prefecture
双節棍[nunchaku] nunchaku (two linked fighting sticks)
一音節[ichionsetsu] monosyllable
一節切り[hitoyogiri] one-jointed bamboo musical instrument
音節[onsetsu] syllable

鰹節[katsubushi] katsuobushi
環節[kansetsu] segment (of worm)
関節[kansetsu] joints (knee joint, elbow joint, etc.)
関節リューマチ[kansetsuryuumachi] rheumatoid arthritis
関節炎[kansetsuen] arthritis