Front

imagine, picture

Back

visualize

Front

nonstop, never-ending

Back

incessant

Front

search, look through

Back

rummage

Front

unsuccessful, useless

Back

ineffective

Front

Without knowing, unintentionally

Back

unwittingly

Front

whole, unbroken

Back

intact

Front

Sizeable, large

Back

Substantial

Front

frantic, hyperactive

Back

frenzied

Front

Part of a gun that holds ammunition

Back

Magazine

Front

regretfully, apologetically

Back

ruefully