state-of-the-art; cutting-edge
old-fashioned; behind the times; out-of-date; antiquated
unfavourable comparison; unfavorable comparison
specialization; specialisation
(religious) faith; belief; creed
criterion; standard; yardstick; rough estimate; approximation
many; numerous; various; large number of
crystal; crystallization; crystallisation; fruits (of labor, union, etc.)
to conclude; to decide; to determine; to judge
annoyance; irritation; vexation; abdominal spasms; convulsions; cramps
structure; construction; arrangement; plan; plot; contrivance
repair; mending; fixing; servicing
to need; to call for; to require
barrier; protective wall; obstacle; hindrance; imaginary shield that gives one invincibility or immunity
to stick; to paste; to stretch; to spread; to form (e.g. ice on a pond); to fill; to swell
inconvenience; inexpediency; unhandiness
seed (e.g. of a plant); pip; progeny; offspring; paternal blood; lineage; sperm
perfection; thoroughness; consummation
achievements; actual results; accomplishments; past results; track record
increase; rise; growth; addition; increment
screen (of a TV, computer, etc.); image (on a screen); picture; surface of a painting (picture, drawing, etc.)
to change (with time, the ages, the seasons, etc.); to shift
heating; application of heat
to feel around for; to fumble for; to investigate; to probe into; to explore (parts unknown); to enjoy (natural beauty)
to be prolonged; to drag on; to take a long time; to persist; to linger
soil; breeding ground (for); fertile ground (for)
to suck up; to pump up; to siphon off (profits, etc.); to exploit; to take up others' opinions, hopes, etc.
to come to the point; to get straight to the point; to speak frankly; to speak plainly; to talk straight
lack; deficiency; vacancy; absence; non-attendance
conquest (of a difficulty, illness, crisis, etc.); overcoming; surmounting; bringing under control
extension; elongation; (total) length; extension (e.g. of one's work); continuation; extension (of a line segment); extension (property of occupying space)
long time; several hours; long spell
(powers of) concentration; ability to concentrate
continuation; persisting; lasting; sustaining; enduring
companion; follower; attendant; retinue
to break; to snap; to be injured; to wear out; to be worn out; to break; to burst
error of judgment; miscalculation; bad decision
frequent appearance; frequent occurrence