Below are possible answers for the crossword clue Deepen.
6 letter answer(s) to deepen
DREDGE
a power shovel to remove material from a channel or riverbed
cover before cooking; "dredge the chicken in flour before frying it"
remove with a power shovel, usually from a bottom of a body of water
search (as the bottom of a body of water) for something valuable or lost
9 letter answer(s) to deepen
INTENSIFY
become more intense; "The debate intensified"; "His dislike for raw fish only deepened in Japan"
increase in extent or intensity; "The Allies escalated the bombing"
make more intense, stronger, or more marked; "The efforts were intensified", "Her rudeness intensified his dislike for her"; "Pot smokers claim it heightens their awareness"; "This event only deepened my convictions"
make the chemically affected part of (a negative) denser or more opaque in order produce a stronger contrast between light and dark
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