gender; distinction of sex; sex
reverse; opposite; converse (of a hypothesis, etc.); inverse (function)
reflection in a mirror; reflected image; inverse (of a point); mirror image
far away; far off; far; long ago; long before
superior; excellent; brilliant; outstanding
unpleasant; disagreeable; displeasing; uncomfortable; unhappy
unconsciously; unwittingly; unawares
that sort of; that kind of; like that; such; so
owner; proprietor; possessor (e.g. of talent, beauty, etc.)
absurd; ridiculous; silly; ludicrous; nonsensical; asinine
to rely on; to depend on; to count on; to turn to (for help)
reckless; daredevil; frantic; foolhardy
new ground (science, art, etc.); new front; new scope; frontier
reclamation (e.g. wasteland); cultivation; development; pioneering; opening up (e.g. new market); breaking new ground
to go into; to come into; to penetrate; to become complicated
place; room; margin; scope
essence; true nature; substance; reality
tenacity; persistence; obsession; implacability
to inhale; to breathe in; to suck up; to absorb; to soak up
to put one's strength into
faint; dim; weak; poor; wretched; meagre
to play dumb; to feign ignorance; to act as innocent
nod; inclination of the head
artificiality; pretence; contrived act; commission (of a crime); feasance
bewilderment; perplexity; embarrassment; discomfiture; bafflement
one by one; each; every; at intervals of
bottom layer; undermost layer; lowest (societal) class; bottom (economic) stratum; lowest caste
occasionally; once in a while; seldom; casually; unexpectedly; accidentally
to put on (one's head); to wear; to be covered with (dust, snow, etc.); to pour (water, etc.) on oneself; to bear (e.g. someone's debts, faults, etc.); to take (blame); to overlap (e.g. sound or color)
rate; ratio; proportion; percentage
surely; clearly; without a doubt; in all probability; no matter how one slices it; no matter how one looks at it
worthy opponent; worthy rival; good match
to raise; to lift; to boost; to enhance