relay; hook-up; relay broadcasting
intersection on a go board; grid layout (e.g. of streets); grid pattern
form; shape; state; condition; letter; correspondence
district; area; zone; quarter; section; region
right; right-hand side; right hand; the above (in a piece of vertical writing); above-mentioned; the right (wing)
second grade; second step; second act (in jōruri, noh, kabuki, etc.); third highest division; makushita division
adjacency; contiguity; being adjoined
complicated and mysterious
interval; period of time; among; between; good opportunity; chance
usually; under usual circumstances
to endeavor (to do); to endeavour; to try hard; to work hard; to strive; to make an effort
second basement level; subbasement
waterway; canal; channel; swimming pool lane
limestone cave; limestone cavern
research; study; investigation
laboratory animal; experimental animal
isolation; segregation; separation; quarantine
an extremely great number (often said to be 100 million); 10^60 (or 10^72)
cavity; hollow; void; hollow (voice, smile, etc.); blank (eyes, look, etc.); vacant (expression, stare, etc.)
to loiter; to putter; to prowl; to wander about; to roam about; to knock around
first half of the year; first half of the fiscal year
article; news story; report; account
rank; place (e.g. first place); decimal place; counter for ghosts
human experiment; human experimentation; experiment on a living person
to look (sound, behave) grown-up; to be adult-like; to mature
regulation; (traffic) policing; control; restriction
cruel; brutal; savage; barbarous
cheerfully; joyously; joyfully; happily; lightheartedly; excitedly
saying something (to someone); greeting; approaching (someone)
first letter of a word; capital letter (at the start of a word or sentence); initials (of one's name)
sea cucumber (Holothuroidea spp.)
class (of students); group (of people); party; lot; bunch; crime family; organized-crime syndicate
brine shrimp (Artemia salina)
breeding; raising; rearing; keeping
fishing; angling; change (for a purchase); clickbaiting; trolling; bait
aquatic life; water creatures
to slip out; to steal out; to excel; to stand out
fluorescent lamp; fluorescent light; person who is slow to react; someone slow on the uptake
to get slightly dirty (all over)
width; breadth; freedom (e.g. of thought); latitude; gap; difference (e.g. in price)
absolutely every little bit; everything from A to Z; systematically; thoroughly; one after another; successively