exertion
[noun]
Synonyms: effort, elbow grease (facetious), endeavour, exercise, industry, strain, struggle, toil

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Antonyms: inertia
Contrasted words: ease, leisure, relaxation, repose, rest, inactivity, idleness
Related Idioms: hard (or long) pull
Related Words: strain, striving, struggle

[TahlilGaran] English Synonym Dictionary ▲

ex‧er‧tion /ɪɡˈzɜːʃən $ -ɜːr-/ noun [uncountable and countable]

1. a lot of physical or mental effort:
The afternoon’s exertions had left us feeling exhausted.
mental exertion

2. the use of power, influence etc to make something happen:
the exertion of authority

[TahlilGaran] Dictionary of Contemporary English ▲

exertion
noun
ADJ. considerable, great | mental, physical Try to avoid physical exertion.
PREP. from the ~ She was hot and breathless from the exertion of cycling uphill.
with ~ flushed and sweating with exertion after digging the garden

[TahlilGaran] Collocations Dictionary ▲