absolutely essential; indispensable; vital; critical
start; commencement; beginning; initiation
scale; scope; plan; structure
quick; prompt; without delay; simple; easy; effortless
on the street; around town; the world; the public
to say enough (as much as required); to say plenty; to say well; to say cleverly; to say often; to say frequently
dialogue; discussion; conversation; interaction
question collection; problem collection; problem set; workbook
ultimate; final; last; eventual
to talk; to chat; to chatter
to cram; to stuff; to jam; to squeeze; to compress; to pack
model; type (e.g. of machine, goods, etc.); type; style; mold (mould); template; kata (standard form of a movement, posture, etc. in martial arts, sport, etc.)
memorization; memorisation; learning by heart
study; learning; tutorial
to be helpful; to be useful
to understand everything from only one part; to be perceptive; to be quick to understand; to be quick on the uptake
quick to take a hint; very responsive; quick on the uptake
to be responsive; to show immediate results
to become possible; to become able to (do)
as (much) as possible; as (much) as one can; wherever practicable; if possible
to chip off; to scrape off; to prune
to be frugal; to be sparing; to value; to hold dear; to regret (e.g. a loss); to feel sorry (for)
to learn; to acquire knowledge; to carry; to wear (clothes, etc.); to put on
purpose; goal; aim; objective; intention
in the end; at the end of the day
going ahead; going first; preceding; coming before; scoring first; getting off to a lead
plural; multiple; several
restaurant (esp. Western-style)
to go around; to return; to surround; to concern (usu. of disputes)
multitasking; multitasking (person); simultaneous (activity); concurrent
restlessly; in continuous motion
system; lineage; corollary; system (range of strata that correspond to a particular time period); (taxonomical) series