degree of difficulty; difficulty level
depending on; dependent on
addition; adding; supplement
standard value; reference value; nominal value
to amass; to accumulate; to store; to leave unpaid
right to challenge; right to make a challenge
to get; to earn; to understand; to comprehend; to receive something undesirable (e.g. a punishment); to get (ill)
even if ...; even supposing that ...; also as ...; also for ...; also from the position of ...
why; how; for what reason
at this stage; at this point; (only) now
battle; war; fight (against time, poverty, etc.); struggle (for freedom, survival, etc.); contest; competition
base of the throat; bottom of the neck
to hit; to expose; to apply (e.g. patch); to put on; to allot; to call on someone (e.g. in class); to guess (an answer)
to cool oneself; to cool off; to enjoy the cool air
important; essential; significant; major; key; principal
cooperation; coordination; collaboration; integration; linking
action; conduct; behaviour; behavior; mobilization; mobilisation
to raise; to raise up; to wake; to wake up; to cause; to bring about; to start
defense; defence; protection
to collapse; to crumble; to get out of shape; to lose one's shape; to break down; to be thrown into disarray; to crash (stock market)
crisis; critical situation; emergency; pinch
to fall into (e.g. a hole); to fall into (chaos, depression, dilemma, illness, etc.); to fall into (a trap, etc.); to fall; to surrender
quite capable of ...; not unlikely to ...; may well ...; might ...; could ...; would not hesitate to ...
unit (e.g. meters, grams, etc.); denomination; unit (i.e. one comprised of many); group; credit (in school, university, etc.); point
to learn; to study; to take lessons in
projection; protrusion; rupture (e.g. of gas); jetting out; prominence; standing out
influential person; powerful person; big wheel; big gun; power behind the throne
cooperation; collaboration; help; support
to fight against; to oppose; to face
to want; to wish for; to request; to demand; to seek; to search for
to raise; to bring up; to rear; to cultivate; to foster; to nurture
though; although; be that as it may; nonetheless
harmful effect; harmful influence; evil practice; abuse; malady
blockage; blockade; blocking up; stoppage; obstruction; occlusion
air; atmosphere; mood; situation; someone with no presence; someone who doesn't stand out at all
fact; truth; reality; in fact; actually
to keep within limits (e.g. spending); to restrain (e.g. emotions); to control; to hold back (e.g. an enemy); to check; to curb
sigh (of grief, disappointment, etc.); grieving; lamenting; deploring
to the end; to the bitter end; to the last; after all; it must be remembered; only
condition; term; requirement; qualification; prerequisite
member; participant; attendee; lineup (sport)