making a round trip; going and returning; round-trip ticket; return ticket; correspondence; exchanging (letters)
experienced person; person who has had a particular experience
reward; honorarium; remuneration
pleasant; agreeable; comfortable; refreshing
clinical study; clinical trial
conjunctive particle indicating a cause or reason
number of days; period of days; daily interest rate
finally; at last; ultimately; in the end
to step on; to tread on; to set foot on (e.g. foreign soil); to stand on; to experience; to undergo; to follow (rules, principles, etc.)
laboratory; seminar room; professor's office
intention; wish; purpose; mind (to do)
to be seized with fear; to be intimidated; to lose one's nerve; to be frightened; to get cold feet; to chicken out
quiet; silent; slow; unhurried; calm; peaceful
any; anything; whatever; I am told; I hear; I understand
to lift up; to hold up; to give; to offer; to devote; to sacrifice
chastity; virtue; fidelity
any moment now; any minute now; as soon as possible; right away
immediately; at once; soon; before long; easily; readily
to scream; to whine; to grumble; to complain
please; I beg you; for mercy's sake
tomfoolery; monkey business
slow; time-consuming; late (in the day); towards the end (of the day or night); later (than expected or usual); late
desperately; for one's dear life
a minute; moment; an instant; stubborn; hot-headed
immediately; as soon as possible; as quickly as possible
to become clear (water, air, etc.); to become transparent; to resonate clearly (e.g. voice); to become serene; to become tranquil; to pronounce as an unvoiced sound
to hide; to keep to oneself
to choke up; to be speechless; to hold one's tongue
to perceive; to sense; to understand; to comprehend; to attain enlightenment
indecisive; irresolute; shilly-shally; vacillating
strong-willed; strong of heart
intake (e.g. of salt); ingestion; absorption (e.g. of new knowledge); adoption (e.g. of foreign culture); reception and protection