RichThesaurus
tip off about
tip off about
synonyms
clue in about
put in the picture about
warn in advance
brief on
report to about
fill someone in
apprise
warn
inform
acquaint with
forewarn
tell about
apprise of
alert about
put on one's guard about
tip someone the wink about
inform of
advise
give notice
give fair warning
put wise to
prewarn
advise of
update with
bring up to date about
bring up to speed on
make conversant with
put wise about
notify of
give advance warning
caution about
enlighten about
premonish
tip off about
antonyms
take by surprise