already; now; no longer; not any more
great difference; big difference; wide margin
overcrowding; crowded; congestion
collar; color; colour; hair colouring (coloring); calla (variety of arum lily)
author (usu. of a particular book); writer
to engage in; to participate in; to take part in; to be involved in
within the story (of a book, play, film, etc.)
ban (e.g. on smoking); prohibition
fullness; completion; enhancement; improvement; replenishment; repletion
induced pluripotent stem cell; iPS cell
artificial; man-made; human work; human skill; artificiality
estrangement; alienation; disaffection
succession; continuation; series; sequence
what would (you) do?; what to do about it
lighthouse; old-fashioned interior light fixture comprising a wooden pole with an oil-filled dish and a wick atop it
homework; assignment; pending issue; unresolved problem; open question
research project (e.g. at school); independent research
question collection; problem collection; problem set; workbook
standard item; usual thing; (a) classic; basic item (with stable demand); staple goods
troublesome; annoying; complicated
proper quantity; suitable amount; proper dose; optimal dose
sound of something making firm contact with a flat surface
all times and places; all ages and countries
(not) anywhere; nowhere; everywhere; anywhere
ground-breaking; revolutionary; unprecedented; epoch-making
(a) jump; splashes (usu. of mud); upward turn at the bottom (e.g. of a vertical stroke of a kanji or of a hairdo); close (e.g. of a theatrical performance); breakup
ultimate; final; last; eventual
regrettable; disappointing; precious; dear; too good for; deserving better
hard fighting; hard struggle; fighting against heavy odds
one's youth; one's youthful days (years); the flower of one's youth; the springtime of one's life
cheap; inexpensive; calm; peaceful; quiet
theory; doctrine; opinion; view; rumour; rumor
to stretch; to extend; to straighten out; to be flattened; to spread (of paint, cream, etc.); to stretch out (e.g. of a hand); to extend
news (from someone); word; letter; tidings; contact
petrifaction; petrification; mineralization; mineralisation; lithification; fossilization