repeating a year (at school); staying in the same class for another year
tough; hard; determined; strong-minded; strong (e.g. sunlight, alcohol); severe
high-speed; rapid; express; highway; freeway; expressway
system; lineage; corollary; system (range of strata that correspond to a particular time period); (taxonomical) series
in; at; on; as for; regarding; with regards to
exceedingly; extremely; decisively
precise; exact; detailed; accurate; minute; close
(hard) candy; toffee; rice-sugar; sugar made from the starch of rice, potatoes, etc.; amber; yellowish-brown
candy-coated fruit (usu. a plum) on a stick
starting point; starting line
aeroplane; airplane; aircraft
one round; one circuit; one revolution; one lap; one turn
turning round; going around; turning about; surrounding; encircling
thereupon; shortly thereafter
nanosecond; billionth of a second; ns
second (unit of time); arc second
one Nth part (e.g. one fifth, one tenth); one out of N
measurement error; calculation error
bodily sensation; sense; experience
measure; step; countermeasure; counterplan; countermove; strategy
delay; lag; postponement; falling behind
solution (of an equation, inequality, etc.); root (e.g. of a polynomial); solution (to a given problem); answer; explanation; interpretation
to eat; to live; to make a living; to bite; to sting (as insects do); to tease; to torment
to be caught; to be captured; to be taken prisoner; to be seized with (fear, etc.); to be a slave to; to stick to
one revolution; one rotation
to divide; to cut; to halve; to break; to crack; to dilute; to fall below
explanation; interpretation
hyperfine; ultrafine; nanoscale; nano-; micro-
rank; place (e.g. first place); decimal place; counter for ghosts
transition (esp. in scientific contexts)