1. overthrow

the termination of a ruler or institution (especially by force)

2. derangement, overthrow, upset

the act of disturbing the mind or body

Example Sentences:
'his carelessness could have caused an ecological upset'
'she was unprepared for this sudden overthrow of their normal way of living'

• derangement
• upset

3. bring down, overthrow, overturn, subvert

cause the downfall of; of rulers

Example Sentences:
'The Czar was overthrown'
'subvert the ruling class'

• bring down
• overturn
• subvert

4. override, overrule, overthrow, overturn, reverse

rule against

Example Sentences:
'The Republicans were overruled when the House voted on the bill'

• override
• overrule
• overturn
• reverse