| instantly(adverb, directly, immediately, quickly) |
| promptly(adverb, directly, immediately, quickly) |
| at once(expression, idiom, adverb, directly) |
| pronto(adverb, directly, immediately, quickly) |
| without delay(expression, adverb, directly, immediately) |
| directly(adverb, immediately, rapidly, instantly) |
| forthwith(adverb, directly, immediately, quickly) |
| right away(expression, adverb, directly, immediately) |
| away(directly, immediately, rapidly, instantly) |
| like now(expression, directly, immediately, rapidly) |
| on the double(expression, directly, immediately, rapidly) |
| pdq(directly, immediately, rapidly, instantly) |
| straight away(expression, directly, immediately, rapidly) |
| anon(directly, immediately, quickly, rapidly) |
| in nothing flat(expression, directly, immediately, rapidly) |
| right now(adverb, directly, immediately, rapidly) |
| shortly(directly, immediately, quickly, rapidly) |
| soon(directly, immediately, rapidly, instantly) |