from then on
- thereafterFrom that point on
- henceforthFrom this time onward
- onwardsAhead in time
- forwardOnward in direction
- sinceFrom then onward
always · forever · evermore · afterward · subsequently · turning point · new chapter · changed · permanently · lasting · continuous · unbroken · irreversible · pivotal · moment · watershed · beginning · future
permanence vs. temporariness
from then ontemporarily
For a limited time
for the time being · momentarily · briefly · for a while · just then