ultrasonic waves; ultrasound
grasp; catch; understanding
reliable; trustworthy; hopeful; promising
instant; moment; (split) second; (in a) flash; (in the) blink of an eye
force; unit; corps; squad; troops; party
day after tomorrow; wrong (e.g. direction)
the number of people; many people; a large number of people; (counted as an) adult
sparse; thin; scattered; straggling; sporadic
irregularity; unsteadiness; disorderly
rank (of troops); file; column; formation
mob; the masses; rabble; riffraff
master; teacher; stable master
bent back; hunchback; stoop
to behave; to conduct oneself; to entertain; to treat someone (to a drink); to make tea for someone (tea ceremony)
upper lip; philtrum; under one's nose; mouth
blue; azure; green; green light (traffic); black (horse coat color); blue 5-point card; immature
obstacle; hindrance; impediment; difficulty
to get drunk; to become intoxicated; to feel sick (e.g. in a vehicle); to become nauseated; to be elated; to be exalted
trip by boat; sea trip; voyage; cruise
shaking; shake; unsettledness; instability; existence of multiple spellings, pronunciations, usages, etc. for a single word
to work too hard; to try too hard; to strain oneself; to overdo it; to go too far
to introduce; to compare; to check; to adjust; to pull into place
person; -er; (arch.) expert; (arch.) geisha; (arch.) prostitute
to be cloying; to be sick and tired with; to be disgusted with; to stink
peculiarity; uniqueness; characteristic
kanji used as a phonetic symbol, instead of for the meaning; phonetic-equivalent character; substitute character; kanji used for their meaning, irrespective of reading
certain; unmistaken; evident; obvious; beyond doubt