commemoration; celebration; honoring the memory of something; turning something into a memento; memory
keychain; key chain; key ring (encryption)
if you do this; if this is the case
exchange; interchange; switching; reciprocity; barter; substitution
to jump up and down; to hop
downfall; ruin; collapse; destruction
nonsense; no meaning; meaningless
surplus; margin; leeway; composure; placidity; complacency
homework; assignment; pending issue; unresolved problem; open question
the "ha" column of the Japanese syllabary table (ha, hi, fu, he, ho)
staying up late; keeping late hours; sitting up late at night; nighthawk
rock (in rock-paper-scissors); stone; ungh; gulp; rumbling (of an empty stomach); growling
to rest; to suspend; to give relief
to include (in a group or scope); to instruct; to make one understand; to include (a nuance); to put in (an implication); to put in (someone's) mouth
in; on; at (place); as for; regarding
while; during (the time when)
rather; sooner; preferably
to be sad; to mourn for; to regret
to be amazed; to be shocked; to be astonished; to be astounded; to be disgusted; to be exasperated
to obey (an order, law, etc.); to abide by (a rule, custom, etc.); to follow (a person); to accompany; to go alongside (e.g. a river); to follow (e.g. a sign)
to make a lasting impression
stimulus; impetus; incentive; encouragement; motivation; provocation
to give (esp. to someone of lower status); to bestow; to provide; to afford; to assign; to cause
(telephone) call; (telephone) ring; shout; call; call loan (e.g. 30-day call); call money
to telephone; to make a phone call
hello (e.g. on phone); excuse me! (when calling out to someone)
second (unit of time); arc second
business; task; use; purpose; for the use of ...; used for ...
boorish; unsophisticated; unrefined; uncouth; tasteless; insensitive
answer; reply; response; answer; solution; result
falling asleep immediately; going out like a light
how long; how much; to what extent
hard; tough; hardware; hard disk
going down; fall; knocking down (in boxing); flooring; being out of action (due to illness, exhaustion, etc.); being down (e.g. with a cold); going down (of a computer system, server, etc.)
to disagree; to dispute; to fight (over)
the number of people; many people; a large number of people; (counted as an) adult
filling a vacancy; supplementation; substitute; deputy; alternate
center; centre; middle; -centered; -centred; -focused
absorption; giving undivided attention; devoting oneself (to)
way of saying (something); way of putting it; wording; phrasing; language; expression
on closer reflection; on second thought; come to think of it; actually