fresh·en 
/ˈfrɛʃən/ verb
fresh·ens; fresh·ened; fresh·en·ing /ˈfrɛʃən/ verb 1 [+ obj] : to make (something) fresh : to cause (something) to be more pleasant
▪ We tried to freshen (up) the room [=to give the room a brighter appearance] with some color. ▪ a mint that freshens the breath 2 [+ obj] chiefly US, informal : to pour more of a usually alcoholic drink into someone's glass
▪ Can I freshen your drink? 3 [no obj] of wind : to become stronger
▪ The wind/breeze suddenly freshened.
▪ We tried to freshen (up) the room [=to give the room a brighter appearance] with some color. ▪ a mint that freshens the breath
▪ Can I freshen your drink?
▪ The wind/breeze suddenly freshened.
freshen up [phrasal verb]
: to wash yourself in order to feel clean and fresh
▪ After my walk, I freshened up with a shower.
▪ After my walk, I freshened up with a shower.
— fresh·en·er /ˈfrɛʃənɚ/ noun, plural fresh·en·ers [count]
▪ an air/room freshener [=something used to make the air in a room smell fresher or more pleasant] ▪ a breath freshener
/ˈfrɛʃənɚ/ noun, plural fresh·en·ers [count] ▪ an air/room freshener [=something used to make the air in a room smell fresher or more pleasant] ▪ a breath freshener
