열fever 열기heat; hotness 열기구hot-air balloon 열애ardent love 열정passion 열중absorption; immersion 체열body heat 태양열solar heat 해열reducing fever; alleviation of fever 해열제fever reducer

휴대being portable 휴대품belongings; possessions 세대household 안전지대safety zone 연령대age group 혁대leather belt 휴대성portability 휴대용being portable 고지대uplands; highlands 공감대consensus

야간night 야경night view; nightscape 야근working overtime; night duty 야시장night market 야식late-night meal; midnight snack 초야the first night 백야white night 불야성being nightless; being all-night 불철주야being day and night; being around the clock 심야dead of the night; late night