main cause; primary factor
matter; thing; affair; circumstance
on a routine basis; regularly; habitually
overserious; deeply sincere; very earnest
five; five years of age; eight o'clock (old time system)
secret information; intelligence
top recommendation; something highly recommended
point (of a story, argument, etc.); key point; point; site; point (in scoring); point (in a loyalty program); points
offensive camp; team at bat
just as; right after; in the act of; as soon as; at that moment
main constituent; core; nucleus; subject
to spare; to grudge; to regret; to lament; to be reluctant (to do); to be unwilling
position (where one is standing); place where one stands; position; stance; standpoint
to measure; to weigh; to survey; to conjecture; to infer; to surmise
to challenge to (a fight, game, etc.); to throw down the gauntlet; to tackle (e.g. a problem); to attempt; to pressure (someone) for sex; to make advances to
to penetrate; to sink in; to devote oneself (to); to do intently and exclusively; to do throughout (e.g. the night)
complete victory; total victory
minus; subtraction; negative (number); deficit; loss; disadvantage; drawback
to try; to attempt; to have a go (at)
consideration; taking into account
on the occasion of; at the time of
change; alteration; substitute; spare; rate of exchange
both countries; Ryōgoku (area of Tokyo)
irritating; irritated; frustrating; vexing; (feeling things are) not quick enough; (feeling) too slow-going
cool; refreshing; clear (e.g. eyes); bright; clear; distinct
one's turn; one's shift; one's turn on stage; screen time; one's time (to act); one's chance
does not seem; unlikely; improbable
outer fence; outer enclosure; outer block; outline; contour
normally; ordinarily; by anyone's standards; by normal standards; without any issues; without any difficulty
roaring thunder; loud thunder; thunderclap
outside (a region, area, etc.); out of range (of a mobile network, radar, etc.); outside the sphere (of influence, etc.); out of contention; out of reach
overlooking; looking down at; having an overhead view; having a bird's-eye view; having a high-angle view
to entrust (someone) with; to pin one's hopes on (someone's future); to have great expectations for; to have (someone) deliver (a letter, etc.); to leave (a message); to send word
evolution; evolution; becoming more advanced; progress