whether or not (in phrases like "I don't know whether or not I can come")
charging (electrically); electrification
key; lock; key (to a problem); clue
to run out of; to be short of; to be out of stock; to be out of (e.g. breath); to lose (one's patience, concentration, etc.)
work-in-progress; working state
knock; knocking; fungo hitting; hitting balls for fielding practice
prohibition; inhibition; ban
masterwork; masterpiece; crowning work; one's magnum opus; work of the highest quality
to hold in one's arms; to carry in one's arms; to have (problems, debts, etc.); to take on (a responsibility); to employ; to have (on one's staff)
smooth (of a surface); glassy; smooth (of an action, proceedings, etc.); fluent (speech); continuously differentiable
surface; face; outside; exterior; appearances; superficiality
to be lucky; to be in luck; to be attached; to have; to be included
specialization; specialisation
technology; engineering; technique; skill; art; craft
all that one has; all that there is; the whole
to invest in; to sink money into; to put into; to lay out (funds); to inject; to impregnate
to mix; to stir; to blend
battery; battery; pitcher and catcher
external (hard drive, disk drive, etc.)
outside (e.g. of a building); exterior; outside (of a group, company, etc.); outside world
loss; feeling of loss; Los Angeles
great (quantity, amount, etc.); huge; enormous; serious
obstacle; hindrance; impediment; difficulty
(large) compilation; culmination (of hard work)
to get (a joke or explanation); to strike home; to click; to know intuitively
being lost for words; becoming speechless; jueju (Chinese quatrain with lines of either five or seven syllables)
to deal with (a person); to treat; to deal with (a problem); to handle; to operate (e.g. a machine); to handle; to deal in
official announcement; proclamation
historic; historical; traditional
invention; intelligent; clever; (arch.) making sense (of something); (arch.) understanding
potentiality; dormancy; latency
tank (of liquid); tank (military vehicle)
mechanism; organization; organisation
wonderful; splendid; magnificent
everyday; always; at all times; frequently
double; twice (as much); times (as much); -fold; 1-nth; 1 to n
different thing; another question; different case
war; fighting; fierce competition
supreme ruler; conqueror; champion; winner; titleholder
to cross (legs or arms); to link (arms); to put together; to construct; to braid; to plait; to grapple
taboo; day, time, direction, words, etc. that must be avoided; contraindication
item; heading; category; headword (in a dictionary, encyclopedia, etc.); entry