change of heart; change of mind; change in love interest; (arch.) mental derangement; (arch.) madness; (arch.) insanity
migration; move; emigration; immigration
tax exemption; duty exemption
favourable terms; favorable terms; favourable conditions; favorable conditions; place in the sun
ongoing; in progress; afoot
while alive; during one's lifetime
acknowledged; accepted; agreed
often; again and again; over and over again; repeatedly; frequently
quarrel; argument; row; (verbal) dispute
difficult to understand; unintelligible; abstruse
contribution (furthering a goal or cause); services (to a cause); paying tribute; tribute
development; cultivation; application; exploitation (of resources)
munitions factory; arms factory; war plant
factory; plant; mill; workshop
research institute; (research) laboratory
making practical; making useful; implementing
gun; cannon; artillery; ordnance
evolution; evolution; becoming more advanced; progress
handle; grip; holder; person who holds
equipment; device; installation; stage setting
exchange of ideas; exchange of opinions; brainstorming
saltpeter; saltpetre; niter; nitre; potassium nitrate
raw materials; ingredient
combination; arrangement; distribution; (arch.) marrying off
to fly about; to jump about; to bustle about
fake; improvisation (in jazz music, singing, etc.); ad-lib; feint (in American football)
to complain; to grumble; to gripe
status elevation; upgrading; promotion
rearing; training; nurture; cultivation; promotion
appearing one after another; cropping up one after another; occurring in succession
leak; leakage; omission; oversight; I; me
innate ability; innate talent; natural gift
return; reversion; comeback; carriage return
suddenly disappears somewhere
system; institution; organization; organisation
whatever will be, will be; things happen the way they happen; let nature take its course
tea; tea plant (Camellia sinensis); tea preparation; making tea; brown; (arch.) mockery
gift; boon; godsend; (good) result; fruit (e.g. of one's efforts)