expansion and contraction; elasticity; flexibility
that field; the authorities (esp. the police); the yakuza; organized crime circles
salt; salt content; amount of salt; salinity
swelling; enlargement; becoming fat; hypertrophy
hormone; offal (esp. beef or pork); entrails
married life; sexual activities (of a married couple); conjugal intercourse; (sexual) intimacy
sexual act; sexual intercourse
(act of) masturbation; pleasuring oneself
boxer (fighter); boxer (dog breed)
(male) emaciation due to sexual overindulgence
inexperienced (in life experience); unsophisticated; green; inexperienced (in love); innocent; naive
frequent appearance; frequent occurrence
separate volume; extra issue; supplement; additional volume; supplementary volume
woodblock print; woodcut; woodprint
elementary particle; particle
pipe; tube; wind instrument; vessel; duct; counter for tube-shaped objects
detection; sense (e.g. sensor)
flight dynamics; aerodynamics; aeromechanics
atomic energy; nuclear power
computer science; information engineering
et cetera; etc.; and the like; and so forth
transmission and reception; sending and receiving
vertical take off and landing; VTOL
runway; airstrip; landing strip; flight strip