Synonyms of forthwith
- 1 Syllable
- soon, now
- 2 Syllables
- straightly, away, soonest, quickly, sooner
- 3 Syllables
- lineally, instanter, directly, abruptly, asudden, currently, straightaway, suddenly, instantly
- 4 Syllables
- summarily, contiguously
- 5 Syllables
- immediately, arbitrarily, peremptorily
- 7 Syllables
- unanticipatedly