swiftly; rapidly; suddenly; abruptly; sharply (of a slope, bend, etc.); steeply
unremitting effort; dogged perseverance; unswerving loyalty
love affair; love relationship
pair of lovers; girlfriend and boyfriend
updating a software version; version upgrade; upgrading
viewing optimistically; thinking optimistically; taking an optimistic view; looking on the bright side
abduction and confinement (esp. unlawful)
it doesn't matter what; anything is fine
to lean against; to lean on; to recline on; to lie heavy (on the stomach); to be uneasily digested
to cringe with fear; to cower with fright; to be terribly afraid
no objection; nothing to criticize; nothing to criticise
tolerance; broad-mindedness
evaluation; criticism; commenting on; assessment; estimation
fully loaded; full load; loaded condition
to be intricate; to be elaborate; to be complicated; to be complex
two classes; double; two sets
substitution; alternation; alternative; substitute
extermination; expulsion; destruction
many obstacles; innumerable difficulties
giving something a try because it will not do any harm
dead tree; withered tree; leafless tree; bare tree
falling cherry blossoms; storm of falling cherry blossoms
field of flowers; flower garden; flower bed
to ripen; to mature; to be ready for action; to be the right time (to act); to be in common use; to come to sound natural
sprout; shoot; bud; germinal disk (in an egg)
nature; the natural world; realm of nature
to cut off; to excise; to tear off; to cut out; to whittle down; to tear out
to do up (hair); to dress; to arrange; to tie; to bind; to fasten
extensive; spacious; vague; hazy
rhyme; lime (tree, fruit) (Citrus aurantifolia); lime (mineral)