key; lock; key (to a problem, success, etc.); clue
but; however; (and) yet; nevertheless; still; for all that
duplicate key; master key; passkey; skeleton key
to be; to exist; to have; to be located; to be equipped with; to happen; to come about
nothing but; except; no more than
to be able to do; to be possible; to be good at; to do well; to come into existence; to form; to be made
to make a breakthrough; to break ground
by myself; in person; by oneself
there (place relatively near listener); there (place just mentioned); that place; then (of some incident just spoken of); that (of point just raised); (arch.) you
tiger (feline, Panthera tigris)
what; how many; many; a lot of; several; a few
iron wall; impregnable fortress; impregnable; invulnerable; unassailable
to tear; to rip; to break through (cordon, opponent's defense, etc.); to breach; to defeat; to beat; to break (e.g. silence)
to catch up (with); to draw level; to pull even; to be compensated; to make up for one's losses
as one would expect; just as you'd expect (from); just like (someone)
interesting; fascinating; amusing; funny; enjoyable; fun
hey; you; hey; hey; hold on; yo
father; father (e.g. of a discipline); pioneer (e.g. of field of research); God; Father
thought; imagination; mind; desire; wish; love
to be resurrected; to be resuscitated; to be rehabilitated; to be recalled (e.g. memories); to be brought back
a little; a few; small; only; just; merely
hope; wish; aspiration; (bright) prospects; expectation
may; might; perhaps; may be; possibly
terrible; dreadful; amazing (e.g. of strength); great (e.g. of skills); to a great extent; vast (in numbers)
yes?; no?; isn't it?; is it?
good; excellent; sufficient; enough; profitable (deal, business offer, etc.); beneficial
nonexistent; not being (there); not having; not
where; what place; how much (long, far); what extent
liking; being fond of; liking (romantically); being in love with; faddism; eccentricity
field; field; meadow; field (of interest, study, etc.); field; field (in a form, web page, etc.)
to make war (on); to wage war (against); to compete (against); to struggle (against adversities, etc.); to fight
I wonder; should I?; is it?; I wish that; I hope that
end; close; conclusion; termination
as (it is); remaining (in a state); with (e.g. one's eyes closed, the light on); while (e.g. standing, alive); as (one pleases, one is told, etc.); according to
fierce fight; close contest
to continue; to last; to continue (without a break); to be unbroken; to occur again and again; to lead to; to connect to
indicates word or phrase being defined; used for quoting (thoughts, speech, etc.); with; (not) as much as; (not) so much as; the fact that
as expected; sure enough; after all (is said and done); in the end; too; also
difficult; tough; formidable; redoubtable; stubborn
what kind of; what sort of; what; no matter what (kind of); whatever; any
strong; potent; strong; brawny; good (at); skilled; being able to handle
to advance (spatially); to go forward; to precede; to go ahead (of); to make progress; to move ahead (e.g. of work); to intensify
then; well; so; well then
thereupon; shortly thereafter