Synonyms for significant expansion

Synonyms for significant

substantial (appreciable, dramatic, serious >>)
considerable
important (meaningful, momentous, vital >>)
major
sizeable
strong
powerful
much
great
heavy

See all synonyms for significant

Synonyms for expansion

growth (development, proliferation, deployment >>)
increase
enlargement (augmentation, extension, enhancement >>)
addition
spread (distribution, dissemination, propagation >>)
decomposition
supplement
dilation

See all synonyms for expansion