stalwart; sturdy; strong; powerful
elite soldiers; a crack force
(the wind) blows violently
enthusiasm; energy ; zeal; vigor; strength; drive
shooting vigorously (with gun); power shot (e.g. in soccer)
strong (wind); cutting (cold wind)
strong contingent; elite squad
tough upright grass; (fig.) a staunch character able to withstand tough test
coefficient of restitution (in Hooke's law)
with force; to strain; to exert all one's strength; to try one's best; to do to the utmost; to put in energy; to put in effort; with great effort
to increase efforts; to make extra efforts
vigorously; to the utmost; to the best of one's ability
suitable; to one's liking; to get along together
very hard-working; assiduous
bad; no good; below average; disappointing
energetic; exciting; of interest
enthusiasm (for doing something); drive; vigour; zeal
thoughts; what one has in one's heart
(dialect) to be full of zeal; high-spirited; exhilarating; to stir sb up
all one's strength; with might and main
to have no strength; to feel weak; exhausted; feeling listless; boring; of no interest
to lose heart; to feel discouraged
to exert all one's force; all-out effort
to save labor; to save effort
bold; upright and strong; vigorous; forceful (brush strokes); sureness of touch
to require effort; strenuous
vigorously; energetically; enthusiastically
to match one's strength with; to compete; more competitive; to set oneself against sb; disobliging; to make a special effort
continuously; persistently; incessantly
not in good condition; wrong; fishy
awkward; unhandy; be indisposed; not feel well
to dash; to put on a spurt; to redouble efforts
to put effort into sth; to try really hard
to apply all one's strength in a burst of effort
firmness of determination
to have no strength; to feel weak; feeling listless
to exert all one's strength