nonstandard; out of spec; irregular; exceptional; extraordinary; unbelievable
recognition; awareness; perception; understanding; knowledge; cognition
very interesting; of great interest
outward appearance; looks
physical strength; muscle strength
difficulty; hardship; trouble; infeasibility; inability (to carry out)
goes without saying; needless to say; obvious
to learn; to acquire knowledge; to carry; to wear (clothes, etc.); to put on
speaker; lecturer; lecturer (at a university or college); instructor; part-time teacher; tutor (at a cram school)
professor; teaching; instruction
speaking of ...; when it comes to ...; as for ...; if one were to say ...
really (seem, appear, etc.); truly; evidently; in that way
learning; acquisition (of a skill, knowledge, etc.)
purpose; utility; objective; way to use something
to take (a resource, e.g. time or money); to hang; to come into view; to arrive; to come under (a contract, a tax); to start (engines, motors); to attend
to have a talk; to tell a story
standing in a row; forming a line; alignment
to account for; to make up; to occupy (a place, position, etc.); to hold (a rank, seat, etc.); to occupy (one's mind, heart, etc.); to weigh (on one's mind)
condition; term; requirement; qualification; prerequisite
one cause; one reason; one factor
composition; construction; formation; makeup; structure; organization
reality; actuality; hard fact
recruitment; invitation; raising (funds, donations, etc.); collection; flotation (of shares, loans, etc.)
yes or no answer; agreement or disagreement; consent or refusal
rejuvenation; restoration of youth
clean sweep; purging; doing away with; eradication
war potential; military strength; fighting power; ability (to compete); capabilities; valuable asset
sad to say; how sad; alas
originally; from the start; from the beginning; none the worse (for); (coming out) even; in the same position (as before)
skill; proficiency; experience; dexterity
devoting (oneself) to; concentrating (one's efforts) on
instruction; direction; briefing
the entire strength; all hands; all the members
somehow; for some reason (or other); without knowing why
loose; lenient; lax; gentle (curve, slope, etc.); slow; weak; soft
posture; pose; position; attitude; approach; stance
to put in order; to arrange; to get ready; to prepare; to adjust; to regulate (e.g. rhythm, tune, one's breathing)
gazing steadily at; observing (a person) closely; maintain a watch over
heart; guts; nerve; heart (of something); central part
frantic; frenetic; inevitable death; brinkmate (inevitable checkmate)
rotation; revolution; working (e.g. of one's mind); function; turnover (of goods, funds, etc.); circulation
suddenly; abruptly; slowly; without haste; calmly
notification; official notice; directive (e.g. from higher to lower levels of the administration); being well versed (in); being proficient (in)
along with; in line with; following; due to; as a result of; in accordance with