This is the 4975th most frequent Arabic word.
القصوى
The Arabic word "القصوى" means "the utmost" or "the maximum."
Here, 'القصوى' is used as an adjective modifying 'الجهود', describing 'the utmost efforts'.
يجب أن نبذل الجهود القصوى لتحقيق النجاح.
We must exert the utmost efforts to achieve success.
In this sentence, 'القصوى' functions as an adjective modifying 'سرعتها', signifying 'maximum speed'.
وصلت السيارة إلى سرعتها القصوى خلال السباق.
The car reached its maximum speed during the race.
Here, 'القصوى' is an adjective modifying 'الأولوية', meaning 'the utmost priority'.