re·wet
| \ (ˌ)rē-ˈwet
\
rewet
or rewetted;
rewetting
transitive verb
: to make (something) wet or moist again
rewet his hair rewet the sponge True gouache can be rewetted after it has dried.— William F. Powell Blinking … cleans and rewets the eye surface to maintain clear vision. — The Aging Eye