Yes it is the past tense of the verb subside.
The storm subsided over night.
The past tense is subsided.
I usually delay my exit from arenas until after the crowd has subsided.
The pain in his jaw subsided a few hours after the tooth extraction.
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A synonym for "subsided" is "diminished." Other possible synonyms include "abated," "receded," or "lessened," depending on the context in which it is used. These terms convey a sense of reduction or decrease in intensity or level.
Fortunately, the pain subsided or it might have become insupportable.
After the floods subsided, the arks landed in Africa.
59cm3 if the wides is subsided with the correlation
the water level has a 70% of water
Words that are opposite to subside:GrowAriseIncrease
Abated, caved-in, collapsed, declined, diminished, dwindled, etc.
Utnapishtim sent out a dove, a swallow, and a raven to confirm if the flood had subsided. The birds returned to the ark with no place to land except for the dove, which came back with an olive branch, indicating that the waters were receding.