| obscure(verb, clear, confuse, hide, conceal) |
| dim(verb, cover, clear, reduce, lower) |
| cloud(noun, verb, cover, clear, reduce) |
| darken(verb, cover, reduce, lower, obscure) |
| becloud(verb, cover, clear, reduce, lower) |
| fog(verb, cover, clear, reduce, lower) |
| blur(verb, cover, clear, reduce, lower) |
| eclipse(verb, cover, clear, reduce, lower) |
| befog(verb, cover, clear, reduce, lower) |
| obfuscate(verb, cover, clear, reduce, lower) |
| overcast(verb, cover, clear, obscure, confuse) |
| overshadow(verb, cover, clear, obscure, confuse) |
| dull(verb, clear, reduce, lower) |
| shadow(verb, cover, clear, obscure, confuse) |
| gloom(noun, verb, cover, clear, obscure) |
| overcloud(verb, cover, obscure, confuse, hide) |
| adumbrate(verb, cover, obscure, confuse, hide) |
| shade(verb, cover, obscure, confuse, hide) |
| blot out(verb, expression, phrasal verb, obscure, conceal) |
| mist(verb, cover, clear, obscure, confuse) |