1) Admonitory remark 2) Be cautious 3) Be cautious or wary about 4) Cautionary word 5) Cautioning word 6) Caveat 7) Caveat starter 8) Caveat word 9) Exclusively Saxon word 10) Exclusively Anglo word 11) GOOD Music single 12) Guard against 13) Ides of March word 14) Jabberwock advice 15) Jabberwocky warning 1) Keepaweathereyeopen 
• (v. i.) To have a special regard; to heed. • (v. t.) To avoid; to take care of; to have a care for. • (v. i.) To be on one`s guard; to be cautious; to take care; -- commonly followed by of or lest before the thing that is to be avoided.
Be·ware' (be*wâr') transitive verb To avoid; to take care of; to have a care for. [ Obsolete] 'Priest, beware your beard.' Shak. « To wish them beware the son. Milton. » Be·ware' intransitive verb [ Be , imperative of verb to be + ware . See Ware , Wary .] 1. To be on one's guard; to be cautious; to take care; -- commonly followed by of or lest before the thing that is to be avoided. « Beware of all, b...
[v] - be on one`s guard
verb be on one`s guard; be cautious or wary about; be alert to; `Beware of telephone salesmen`
to be wary, cautious, or careful of (usually used imperatively): Beware such inconsistency. Beware his waspish wit.