difficult to understand; unintelligible; abstruse
difficult problem; challenge
about; concerning; related to; -ish
to quieten down; to fall silent; to cease activities; to become inactive; to lie low
sphere; circle; range; category
Mediterranean Sea; Mediterranean sea (oceanography)
to apply correspondingly; to correspond to; to be proportionate to; to conform to
peculiarity; uniqueness; characteristic
composition; construction; formation; makeup; structure; organization
marking; grading; scoring
to look down on; to make light of
representation; agency; proxy; deputy; agent; attorney
to stand on a podium; to teach; to be a teacher
document; writing; letter; document addressed to someone
not a chance; you wish!; that's not going to happen; that won't work
textbook; coursebook; schoolbook
whispering; whisper; secret talk; murmur
rolling over; turning over; turning around (the other way); reversal (of direction, course, etc.); producing a positive from a negative (photography); producing a negative from a positive
fruit of one's labor; result of one's efforts
warm and fluffy; soft; steamy hot (food); hot and flaky; feeling mentally tired; feeling of tired relief or accomplishment after effort or perseverance
coughing; hacking cough; thundering; drumming
hickey; hickie; love bite; kiss mark; lipstick mark
mechanism; organization; organisation
counter-; corresponding; face; opposite
looking away; looking aside
to have one's hands slip (and drop something)
mechanical pencil; automatic pencil
to writhe (in pain); to be in agony; to be anguished; to be agonized; to be troubled
skillful; adroit; craft; craftsmanship; plot; scheme
mischievous child; scamp; rascal; elf; imp
provocative; incendiary; inflammatory; suggestive; lascivious; risqué
to often be the case; to occur frequently; to be common; to be popular
to tuck (e.g. sleeves); to roll up
performance; execution; skill; dexterity; tact
network; Internet; net (hair, netball, etc.); net (price, weight, etc.); nett