adj.
VERBS
▪ be , prove , stay
▪
Black walnuts can prove ~ to other plants.
▪ become
▪ remain
ADVERB
▪ extremely , fairly , very , etc.
▪ highly , particularly
▪ potentially
▪
potentially ~ chemicals
PREPOSITION
▪ to
▪
This chemical is ~ to many forms of life.
Toxic is used with these nouns: ↑ chemical , ↑ compound , ↑ effect , ↑ emission , ↑ fumes , ↑ gas , ↑ ingredient , ↑ material , ↑ metal , ↑ mould , ↑ pesticide , ↑ pollutant , ↑ pollution , ↑ side effect , ↑ substance , ↑ waste