This deal is very advantageous for him.
Waking up early has benefits for your health.
This plan has both advantages and disadvantages.
The merchants traveled far and wide in search of profit.
害 means 'harm' and is the standard opposite of 利 'benefit', as seen in the compound 利害 (advantages and disadvantages).
利 and 理 share the same reading り but 利 means 'benefit/profit' while 理 means 'reason/logic', so learners must distinguish them by kanji and meaning, not sound.
Standard kanji spelling; high-frequency news and common vocabulary.
The kanji 利 originally depicts a blade cutting grain, suggesting sharpness and utility, which extended to 'advantage' and 'profit'. The reading り is the Sino-Japanese on'yomi.
profit-making; commercial
convenience
self-interest; selfishness
advantages and disadvantages; interests
Buddhist relics; cremated remains of a holy person · grain of rice; cooked rice
vested interest; rights; concession
interest (on a deposit, loan, etc.)
gravel; ballast; pebbles · child; kid; rugrat
welfare; well-being; benefits
clever; intelligent; bright; smart; wise; sensible; shrewd · well-behaved; obedient; good
interest (on a loan, deposit, etc.)
intelligence; cleverness; innate aptitude
interest rate hike; increase in interest rates
yield; return; interest rate
gain; profit; benefit; amplification
divine grace; blessing; answer to a prayer · benefit; help
diuresis; urination; promoting urination
sharp; keen-edged; acute · keen; incisive; acute
altruism
interest rate
one advantage; a single merit