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Clues

"A ____ Named Desire"
Sure bets
Aid when searching in the dark
Ruin
Special someone on February 14th
Seemingly
Father's new wife
Fully assured
Thought about
Horned dinosaur
Monarch
Creedence ____ Revival
Laws, collectively
Harmful, as to one's health
Practice for a performance
Suggestive (of)

Outsides

APTLY
CATER
CERES
CORED
DATE
DENTAL
FIGHT
GUARD
LEGION
REAL
RECENT
SCAR
SIGN
STEER
TRIPS
VANE

Insides

ANTE
EARS
ERATO
LASH
LEAR
LENT
MINI
MOTH
OVER
PARE
RIME
SIDE
SLAT
TAINT
TREE
VAST