solace (n.) Look up solace at Dictionary.com
"comfort, consolation," late 13c., from Old French solas, from Latin solacium, from solatus, past participle of solari "to console, soothe," from PIE root *sel- "of good mood, to favor" (cf. Greek hilaros "merry," Old English gesælig "happy;" see silly).
solace (v.) Look up solace at Dictionary.com
late 13c., "comfort, console;" also in Middle English "entertain, amuse, please," from Old French solacier and directly from Medieval Latin solatiare (see solace (n.)). Related: Solaced; solacing.