variety; kind; type; counter for kinds, species, etc.
thirst for knowledge; intellectual thirst
to stimulate; to stir up; to arouse
amateur; layman; respectable woman (i.e. not a prostitute, hostess, geisha); (arch.) unlicensed prostitute
level; standard; level (plane); floor; spirit level; (surveyor's) level
specialization; specialty; speciality; expertise
perpetual motion machine; perpetual motion engine; perpetuum mobile
outside (e.g. of a building); exterior; outside (of a group, company, etc.); outside world
energy; energy; strength; energy source; energy resource; food energy
previous day; day before; eve; prior day; preceding day
achievement; attainment; accomplishment; realization
National Security Agency (of the United States); NSA
intricate; elaborate; complicated; complex
nonsense; irresponsible remark; codswallop; random; haphazard; unsystematic
swallow (bird of the Hirundinidae family); martin; barn swallow (Hirundo rustica); younger man involved with an older woman; boy toy
aviation; flight; flying; to fly; to take a flight
speed; velocity; pace; velocity
terrible; dreadful; amazing (e.g. of strength); great (e.g. of skills); to a great extent; vast (in numbers)
black beard; type of noh mask with a black beard and protruding chin
to operate (e.g. a machine); to handle; to have a good command of (a language); to play proficiently (of a musical instrument); to work (a puppet); to pull the strings of a puppet
to screw; to twist; to distort; to parody; to torture; to wrest
coat; tunic; jacket; outer garment
two (long cylindrical things)
saber (cavalry sword); sabre
lower back; waist; hips; body (of hair, noodle, paper, etc.); resilience; spring
immovable; motionless; firm; Acala (Wisdom King); Fudō; fierce Buddhist deity
to build up one's strength; to get stronger; to give (someone) strength; to cheer (someone) up; to encourage (someone)
dropping out; falling behind; omission; being left out; falling off; coming off
ship's captain; skipper; length of a ship; boatman
genuine; authentic; true; real
outer; outerwear; overgarment
stolen goods; loot; spoils