historical materials; historical records; historical sources; archives
honestly speaking; in truth; in all honesty; to be frank
half in doubt; half-convinced; dubious; incredulous
remainder; remnant; (not) very; (not) much; too much; excessively; extreme
to believe; to believe in; to place trust in; to confide in; to have faith in
very; extremely; terrible; horrid; remarkable; extraordinary
how much; how many; to what extent
ordinary; common; free of charge; free; unaffected; as is
by the way; in this connection; incidentally; in passing
to move; to shift; to inspire; to rouse; to change; to alter; to operate
to create; to bring forth; to invent; to think up and bring into being; to give birth to; to bear
function; facility; faculty; feature
stoppage; coming to a stop; ceasing (movement, activity, etc.); suspension (of operations); suspension (of payment, a licence, etc.); (temporary) prohibition
even if ...; even supposing that ...; also as ...; also for ...; also from the position of ...
thanks; gratitude; appreciation; thankfulness
to get up; to rise; to wake up; to be awake; to occur (usu. of unfavourable incidents); to happen
so; therefore; accordingly; consequently; on those grounds; that is why
topic; subject; much talked about; topical; in the news
good bargain; (a) find; godsend; (a) steal
no good; not serving its purpose; hopeless; wasted; cannot; must not
training; practice; discipline; ascetic practices
space (between); gap; period of time (during, while); duration; between (two parties or things); among (a group); relations (between)
release; unleashing; liberation; deallocation (of computer memory)
quite; very; 10^48; quindecillion
concentration (on a task); focusing one's attention; concentration (of population, buildings, power, etc.); centralization; within a collection of works
learning; acquisition (of a skill, knowledge, etc.)
once; before; formerly; never yet; never before; first time
condition; term; requirement; qualification; prerequisite
comparatively; relatively; fairly; rather; pretty; unexpectedly
first-class; first-rate; characteristic (of); peculiar (to); school (e.g. of flower arrangement); one flag
to recognize; to recognise; to deem; to judge; to approve; to deem acceptable; to admit
understanding; comprehension; grasp; perception; appreciation; mastery (of an art or skill)
to desire; to want; to expect (of someone); to hope for; to see; to command (a view of)
that is to say; so that means
superficial; half-hearted; shallow
war potential; military strength; fighting power; ability (to compete); capabilities; valuable asset
to raise; to lift; to boost; to enhance
summons; subpoena; citation; summoning (a spirit, demon, etc.); evocation; invocation
to impose (a tax, fine, etc.); to levy; to assign (a task, duty, etc.); to give; to set
mission; errand; task; duty; obligation
subjugation (using military force); suppression; subduing
total destruction; complete destruction; annihilation; total defeat; complete failure
had better ...; had better not ...
peace of mind; relief; (sense of) security; safety; assurance; confidence