main cause; primary factor
present age; present day; today; modern era; modern times
doubt; question; uncertainty; skepticism; scepticism; suspicion
meanwhile; in the meantime; by the same token; in contrast
clear; plain; distinct; obvious; evident; articulate
very; much; greatly; a lot of
bewilderment; perplexity; embarrassment; discomfiture; bafflement
discovery; detection; finding
have to (verb); must (verb); is indispensable; absolutely necessary
(what) the heck; (why) in the world; one object; one body; one form; one style
attentive; cautious; careful; watchful
to feel around for; to fumble for; to investigate; to probe into; to explore (parts unknown); to enjoy (natural beauty)
details; particulars; longitude and latitude; warp and weft; warp and woof
when; at what time; how soon; normal times; ordinary days
etc.; et cetera; and so on
those (near the second person)
trace; vestige; mark; sign; evidence
all; everything; entirety; absolutely (not); (not) at all; (none) whatsoever
after all; in the end; conclusion; end; end of a game of go, shogi, etc.
present point (i.e. in history); at the present time
force; strength; capability; ability; efficacy; effect; effort
(not) even when using ...; (not) even with the help of ...; (not) even by ...
footprints; record of page visitors (e.g. in social networking sites)
to follow (road); to pursue (course); to follow up; to follow (hyperlink)
to one's heart's content; as much as one wants; as hard as one can; resolution; decisiveness; determination
exceptional; unusual; extraordinary; unprecedented; singular
judgment; judgement; divination; judgement
but (still); and yet; nevertheless; even so; notwithstanding
different suitabilities; being cut out for certain things (and not for others)
(present) head of a family
to slide; to slip off; to get dislocated; to be out of alignment; to get dislodged; to deviate
to attach; to join; to furnish (a house with); to wear; to put on; to keep a diary; to make an entry
in either case (used specifically in the instance of two possible outcomes or situations); either way; one way or another
consideration; taking into account
one part; one portion; one section; one copy (e.g. of a document)
tedious talk; impertinent talk; repetitious talk; saucy speech; pretentious statement
to line up; to set up; to enumerate; to itemize; to be equal (to); to compare well (with)
menu; schedule; program; (computer) menu
far from; anything but; not at all; let alone; to say nothing of; not to mention
to continue to do; to persist in doing
all (there is); as long as there is
vague; ambiguous; shady; disreputable; fuzzy
dropping out; falling behind; omission; being left out; falling off; coming off