mistake; error; discrepancy; discrepancy between one's actions and intentions
advocate; disputant; debater; (present) writer; author
younger people; future generations
defense; defence; pleading; advocacy
to worry about; to be anxious about; to be concerned about; to lament; to grieve; to feel sorrow for
presumption; assumption; estimation
exceedingly; extremely; exceptionally; unexpectedly
falsehood; untruth; lie; fallacy (logic)
result; fruit (of); product (of)
inference; deduction; induction; reasoning
mixture; blending; complication; crossing; intersecting; interlacing
(relative) length; advantages and disadvantages; pluses and minuses; strong and weak points
sense; sensation; feeling; intuition
minute; fine; delicate; accurate; precise; elaborate
study; library; den; home office; reading room
uncertain; unreliable; inauthentic; insecure
least common multiple; least common denominator
to lose (a chance); to miss (a chance); to overlook; to omit; to deviate
citation at second remove; second hand citation
calculation; counting; (dealing with) figures; cardinality
to judge (on the basis of); to control; to discipline (oneself); to regulate
(practical) application; putting to practical use; applied
approximation; rough estimate; ballpark figure
have to do; must; should; ought to
to accustom; to train (e.g. one's ear); to tame; to domesticate; to train (an animal)
essential; important; crucial; vital; main
assimilation; incorporation
ability; performance; efficiency
at once; right away; promptly; on the spur of the moment
quick; swift; nimble; quick (understanding, judgement, etc.); alert; prompt