optimization; optimisation
name; title; appellation; (under the) pretext (of); pretense
plan; project; schedule; scheme; program; programme
unspecified large number (of people)
altitude; height; elevation; high-degree; high-grade; advanced
desperately; for one's dear life
affirmation; affirmative (logic)
Novosibirsk (Russia); Novoslbirsk
arranged; taken care of; settled; completed; finished
multiplication table; times table
stone (of a fruit); pit; core (of an organization, team, etc.); nucleus; nuclear weapons; nucleus (of an atom); nucleus (of a cell)
symbol used as a placeholder (either because a number of other words could be used in that position, or because of censorship); certain; unnamed; undisclosed
to take down; to bring down; to drop off (a passenger); to let off; to withdraw (money); to use for the first time; to wear for the first time
emotion; feeling; feelings; sentiment
to rush into; to surge into; to crowd into
cooperation; collaboration
clique; group; (political) faction; wing; school; sect
construction; building; putting up; erecting; creation; formulation
counter for places, parts, passages, etc.
fragment; broken piece; chip; ounce (of truth, conscience, etc.); trace; shred
to leave as is; to ignore
invasion; incursion; raid; aggression; intrusion; trespass
usurpation; taking back; dispossession
organization name; organisation name
PS; postscript; appending; addition (esp. of data, information)
succession; continuation; series; sequence
reply (e.g. email, fax, letter); answer
curfew; lockdown; grounding
lover; sweetheart; boyfriend; girlfriend
(with a) thump; (hanging) straight down
temperature; body temperature (human, animal)
normal; usual; ordinary; everyday