Tantamount
Definition 1 of 1

Grave Consequences
Use 'tantamount' to describe actions with severe outcomes as if they are equal.

Ignoring the evacuation order was tantamount to risking their lives.
Serious Allegations
'Tantamount' often precedes a very serious accusation or charge in discussions.

His betrayal was tantamount to sabotage against the company.
Implicit Comparison
'Tantamount' implies a comparison, indicating two things are virtually the same in effect.

For a public figure, silence is tantamount to consent.
Compare with
akincommensuratecomparatorequalequivalentidenticalparallelsame
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