watch out for
phrasal verb
watch out for somebody/something
1 ​to make an effort to be aware of what is happening, so that you will notice if anything bad or unusual happens
The cashiers were asked to watch out for forged banknotes.
2 ​to be careful of something
Watch out for the stairs—they're steep.
e.g.
/fe3hdialogue/二人の担任教師 A Pair of Professors#62d21648bdb0e50000179943
/fe3hdialogue/散策・戦乱の幕開け#62e081d3bdb0e500001136a6
/fe3hdialogue/散策・偽りの乙女 Exploring Lady of Deceit#5e662cbbbdb0e500001b2168
/fe3hdialogue/Byleth×Dorothea#62eb522abdb0e50000e58ae7
/fe3hdialogue/Byleth×Hapi#61ab4590bdb0e500006998be
/fe3hdialogue/Edelgard×Petra#62dbe225bdb0e50000c1830e
/fe3hdialogue/Ashe×Sylvain#63c01e7fbdb0e50000a9430b
/13sardialouge/Episode6 WAVE6#5fbc11c7bdb0e5000019d0f4
/13sardialouge/1st Area Wave 3#5fdcac5ebdb0e500006e5750